| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 26 Nov 2025 | 24 Nov 2025 | |
| 144 | Open Document | Open Filing | 24 Nov 2025 | 000-21937 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | 14 Nov 2025 | 005-51875 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | 06 Nov 2025 | 30 Sep 2025 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 06 Nov 2025 | 06 Nov 2025 | 000-21937 |
| 4 | Open Document | Open Filing | 4 | 25 Aug 2025 | 25 Aug 2025 | |
| SCHEDULE 13G/A | Open Document | Open Filing | 14 Aug 2025 | 005-51875 | ||
| S-8 | Open Document | Data | Open Filing | S-8 | 05 Aug 2025 | 333-289273 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 05 Aug 2025 | 30 Jun 2025 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 Aug 2025 | 05 Aug 2025 | 000-21937 |
| SCHEDULE 13G/A | Open Document | Open Filing | 30 Jul 2025 | 005-51875 | ||
| 8-K | Open Document | Open Filing | 8-K | 23 Jun 2025 | 16 Jun 2025 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 09 Jun 2025 | 03 Jun 2025 | 000-21937 |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 03 Jun 2025 | |
| SD | Open Document | Open Filing | SD | 30 May 2025 | 000-21937 | |
| DEFA14A | Open Document | Open Filing | DEFA14A | 23 May 2025 | 000-21937 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 01 May 2025 | 31 Mar 2025 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 01 May 2025 | 01 May 2025 | 000-21937 |
| ARS | Open Document | Open Filing | ARS | 23 Apr 2025 | 31 Dec 2024 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 23 Apr 2025 | 000-21937 | |
| DEF 14A | Open Document | Data | Open Filing | DEF 14A | 23 Apr 2025 | 23 Apr 2025 | 000-21937 |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2025 | 13 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2025 | 13 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2025 | 13 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2025 | 13 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2025 | 13 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 10 Mar 2025 | 06 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 10 Mar 2025 | 06 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 10 Mar 2025 | 06 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 10 Mar 2025 | 06 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 10 Mar 2025 | 06 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 05 Mar 2025 | 03 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 05 Mar 2025 | 03 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 05 Mar 2025 | 03 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 05 Mar 2025 | 03 Mar 2025 | |
| 4 | Open Document | Open Filing | 4 | 05 Mar 2025 | 03 Mar 2025 | |
| 144 | Open Document | Open Filing | 04 Mar 2025 | 000-21937 | ||
| 144 | Open Document | Open Filing | 03 Mar 2025 | 000-21937 | ||
| 144 | Open Document | Open Filing | 03 Mar 2025 | 000-21937 | ||
| 4 | Open Document | Open Filing | 4 | 28 Feb 2025 | 26 Feb 2025 | |
| 4 | Open Document | Open Filing | 4 | 28 Feb 2025 | 26 Feb 2025 | |
| 4 | Open Document | Open Filing | 4 | 28 Feb 2025 | 26 Feb 2025 | |
| 4 | Open Document | Open Filing | 4 | 28 Feb 2025 | 26 Feb 2025 | |
| 4 | Open Document | Open Filing | 4 | 28 Feb 2025 | 26 Feb 2025 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 26 Feb 2025 | 31 Dec 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 20 Feb 2025 | 20 Feb 2025 | 000-21937 |
| SCHEDULE 13G/A | Open Document | Open Filing | 14 Feb 2025 | 005-51875 | ||
| 8-K | Open Document | Data | Open Filing | 8-K | 06 Feb 2025 | 02 Feb 2025 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 13 Jan 2025 | 13 Jan 2025 | 000-21937 |
| SCHEDULE 13G/A | Open Document | Open Filing | 10 Jan 2025 | 005-51875 | ||
| 4 | Open Document | Open Filing | 4 | 02 Jan 2025 | 13 Dec 2024 | |
| 4 | Open Document | Open Filing | 4 | 16 Dec 2024 | 12 Dec 2024 | |
| 4 | Open Document | Open Filing | 4 | 16 Dec 2024 | 16 Dec 2024 | |
| 144 | Open Document | Open Filing | 16 Dec 2024 | 000-21937 | ||
| 144 | Open Document | Open Filing | 12 Dec 2024 | 000-21937 | ||
| 8-K | Open Document | Data | Open Filing | 8-K | 09 Dec 2024 | 09 Dec 2024 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Nov 2024 | 005-51875 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 31 Oct 2024 | 30 Sep 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 30 Oct 2024 | 30 Oct 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 16 Oct 2024 | 16 Oct 2024 | 000-21937 |
| 4 | Open Document | Open Filing | 4 | 05 Sep 2024 | 03 Sep 2024 | |
| 144 | Open Document | Open Filing | 04 Sep 2024 | 000-21937 | ||
| 144 | Open Document | Open Filing | 03 Sep 2024 | 000-21937 | ||
| 4 | Open Document | Open Filing | 4 | 19 Aug 2024 | 15 Aug 2024 | |
| 144 | Open Document | Open Filing | 15 Aug 2024 | 000-21937 | ||
| 4 | Open Document | Open Filing | 4 | 07 Aug 2024 | 02 Aug 2024 | |
| 144 | Open Document | Open Filing | 02 Aug 2024 | 000-21937 | ||
| S-8 | Open Document | Open Filing | S-8 | 01 Aug 2024 | 333-281197 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 01 Aug 2024 | 30 Jun 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 01 Aug 2024 | 01 Aug 2024 | 000-21937 |
| 4 | Open Document | Open Filing | 4 | 02 Jul 2024 | 01 Jul 2024 | |
| 3 | Open Document | Open Filing | 3 | 02 Jul 2024 | 01 Jul 2024 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 Jul 2024 | 01 Jul 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 11 Jun 2024 | 05 Jun 2024 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2024 | 05 Jun 2024 | |
| SD | Open Document | Open Filing | SD | 31 May 2024 | 000-21937 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2024 | 13 May 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2024 | 10 May 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2024 | 09 May 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2024 | 09 May 2024 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 02 May 2024 | 31 Mar 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 May 2024 | 02 May 2024 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 26 Apr 2024 | 000-21937 | |
| DEF 14A | Open Document | Data | Open Filing | DEF 14A | 26 Apr 2024 | 25 Apr 2024 | 000-21937 |
| ARS | Open Document | Open Filing | ARS | 26 Apr 2024 | 31 Dec 2023 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 19 Mar 2024 | 19 Mar 2024 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2024 | 12 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2024 | 08 Mar 2024 | |
| 144 | Open Document | Open Filing | 08 Mar 2024 | 000-21937 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2024 | 01 Mar 2024 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 05 Mar 2024 | 31 Dec 2023 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 Mar 2024 | 05 Mar 2024 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2024 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 13 Feb 2024 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 29 Jan 2024 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | 26 Jan 2024 | 005-51875 | ||
| 8-K | Open Document | Data | Open Filing | 8-K | 08 Jan 2024 | 08 Jan 2024 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 Jan 2024 | 04 Jan 2024 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Dec 2023 | 13 Dec 2023 | |
| EFFECT | Open Document | Open Filing | 15 Nov 2023 | 333-275284 | ||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 13 Nov 2023 | 005-51875 | |
| CORRESP | Open Document | Open Filing | 13 Nov 2023 | |||
| UPLOAD | Open Document | Open Filing | 09 Nov 2023 | |||
| S-8 | Open Document | Open Filing | S-8 | 02 Nov 2023 | 333-275285 | |
| S-3 | Open Document | Open Filing | S-3 | 02 Nov 2023 | 333-275284 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 02 Nov 2023 | 30 Sep 2023 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 Nov 2023 | 02 Nov 2023 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Aug 2023 | 22 Aug 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Aug 2023 | 21 Aug 2023 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 03 Aug 2023 | 30 Jun 2023 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 Aug 2023 | 02 Aug 2023 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 12 Jun 2023 | 07 Jun 2023 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2023 | 07 Jun 2023 | |
| SD | Open Document | Open Filing | SD | 31 May 2023 | 000-21937 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2023 | 24 May 2023 | |
| DEFA14A | Open Document | Open Filing | DEFA14A | 24 May 2023 | 000-21937 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2023 | 23 May 2023 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 04 May 2023 | 31 Mar 2023 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 04 May 2023 | 04 May 2023 | 000-21937 |
| EFFECT | Open Document | Open Filing | 03 May 2023 | 333-251302 | ||
| ARS | Open Document | Open Filing | ARS | 01 May 2023 | 31 Dec 2022 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 28 Apr 2023 | 000-21937 | |
| DEF 14A | Open Document | Data | Open Filing | DEF 14A | 28 Apr 2023 | 000-21937 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 Apr 2023 | 31 Mar 2023 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2023 | 12 Mar 2023 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 10 Mar 2023 | 10 Mar 2023 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2023 | 01 Mar 2023 | |
| POS AM | Open Document | Open Filing | POS AM | 01 Mar 2023 | 333-251302 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 01 Mar 2023 | 31 Dec 2022 | 000-21937 |
| POSASR | Open Document | Open Filing | POSASR | 01 Mar 2023 | 333-251302 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 28 Feb 2023 | 28 Feb 2023 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2023 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 10 Feb 2023 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 10 Feb 2023 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 10 Feb 2023 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 09 Feb 2023 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 3 | 03 Feb 2023 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | 31 Jan 2023 | 005-51875 | ||
| SC 13G/A | Open Document | Open Filing | PRIMECAP MANAGEMENT CO/CA/ | 09 Jan 2023 | 005-51875 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 09 Jan 2023 | 09 Jan 2023 | 000-21937 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 03 Jan 2023 | 28 Dec 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Dec 2022 | 28 Dec 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Nov 2022 | 10 Nov 2022 | |
| UPLOAD | Open Document | Open Filing | 04 Nov 2022 | |||
| 10-Q | Open Document | Data | Open Filing | 10-Q | 03 Nov 2022 | 30 Sep 2022 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 03 Nov 2022 | 03 Nov 2022 | 000-21937 |
| CORRESP | Open Document | Open Filing | 24 Oct 2022 | |||
| UPLOAD | Open Document | Open Filing | 23 Sep 2022 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2022 | 15 Aug 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2022 | 09 Aug 2022 | |
| S-8 | Open Document | Open Filing | S-8 | 04 Aug 2022 | 333-266546 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 04 Aug 2022 | 30 Jun 2022 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 04 Aug 2022 | 04 Aug 2022 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jul 2022 | 01 Jul 2022 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 12 Jul 2022 | 01 Jul 2022 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 Jul 2022 | 30 Jun 2022 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2022 | 01 Jun 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2022 | 01 Jun 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2022 | 01 Jun 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2022 | 01 Jun 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2022 | 01 Jun 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2022 | 01 Jun 2022 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 Jun 2022 | 01 Jun 2022 | 000-21937 |
| SD | Open Document | Open Filing | SD | 31 May 2022 | 000-21937 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2022 | 10 May 2022 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 05 May 2022 | 31 Mar 2022 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 May 2022 | 05 May 2022 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 May 2022 | 02 May 2022 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 22 Apr 2022 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 22 Apr 2022 | 01 Jun 2022 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2022 | 12 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2022 | 12 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2022 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2022 | 12 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2022 | 12 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2022 | 12 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2022 | 12 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2022 | 04 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2022 | 01 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2022 | 01 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2022 | 01 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2022 | 01 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2022 | 01 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2022 | 01 Mar 2022 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2022 | 25 Feb 2022 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 22 Feb 2022 | 31 Dec 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 22 Feb 2022 | 22 Feb 2022 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC13G/A | 14 Feb 2022 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | PRIMECAP MANAGEMENT CO/CA/ | 10 Feb 2022 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 09 Feb 2022 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 09 Feb 2022 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 2 | 04 Feb 2022 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | 01 Feb 2022 | 005-51875 | ||
| 8-K | Open Document | Data | Open Filing | 8-K | 10 Jan 2022 | 10 Jan 2022 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2022 | 03 Jan 2022 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 23 Dec 2021 | 21 Dec 2021 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Dec 2021 | 17 Dec 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2021 | 13 Dec 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Nov 2021 | 09 Nov 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Nov 2021 | 05 Nov 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2021 | 03 Nov 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2021 | 03 Nov 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2021 | 03 Nov 2021 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 02 Nov 2021 | 30 Sep 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 Nov 2021 | 02 Nov 2021 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Sep 2021 | 05 Sep 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2021 | 06 Aug 2021 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 10 Aug 2021 | 06 Aug 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Aug 2021 | 03 Aug 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Aug 2021 | 04 Aug 2021 | |
| S-8 | Open Document | Open Filing | S-8 | 03 Aug 2021 | 333-258425 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 03 Aug 2021 | 30 Jun 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 03 Aug 2021 | 03 Aug 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 07 Jun 2021 | 02 Jun 2021 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | |
| SD | Open Document | Open Filing | SD | 28 May 2021 | 000-21937 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2021 | 18 May 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 May 2021 | 30 Apr 2021 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 04 May 2021 | 31 Mar 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 04 May 2021 | 04 May 2021 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 23 Apr 2021 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 23 Apr 2021 | 02 Jun 2021 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Apr 2021 | 16 Apr 2021 | |
| PRE 14A | Open Document | Open Filing | PRE 14A | 02 Apr 2021 | 02 Jun 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 31 Mar 2021 | 26 Mar 2021 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 12 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2021 | 02 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2021 | 04 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 25 Feb 2021 | 31 Dec 2020 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 25 Feb 2021 | 25 Feb 2021 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2021 | 16 Feb 2021 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 16 Feb 2021 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 16 Feb 2021 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Feb 2021 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2021 | 08 Feb 2021 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 11 Feb 2021 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 10 Feb 2021 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 1 | 05 Feb 2021 | 005-51875 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 29 Jan 2021 | 25 Jan 2021 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | 29 Jan 2021 | 005-51875 | ||
| 8-K | Open Document | Data | Open Filing | 8-K | 11 Jan 2021 | 11 Jan 2021 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 06 Jan 2021 | 31 Dec 2020 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Dec 2020 | 22 Dec 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Dec 2020 | 22 Dec 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Dec 2020 | 22 Dec 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2020 | 14 Dec 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2020 | 11 Dec 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2020 | 11 Dec 2020 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 11 Dec 2020 | 11 Dec 2020 | 000-21937 |
| 424B5 | Open Document | Open Filing | 424B5 | 11 Dec 2020 | 333-251302 | |
| S-3ASR | Open Document | Open Filing | S-3ASR | 11 Dec 2020 | 333-251302 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 11 Dec 2020 | 11 Dec 2020 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Nov 2020 | 17 Nov 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2020 | 10 Nov 2020 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 29 Oct 2020 | 30 Sep 2020 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 29 Oct 2020 | 29 Oct 2020 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 09 Oct 2020 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Oct 2020 | 05 Oct 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Sep 2020 | 05 Sep 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Sep 2020 | 29 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2020 | 26 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2020 | 24 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2020 | 24 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2020 | 12 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2020 | 07 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2020 | 07 Aug 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2020 | 10 Aug 2020 | |
| S-8 | Open Document | Open Filing | S-8 | 04 Aug 2020 | 333-240491 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 04 Aug 2020 | 30 Jun 2020 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 04 Aug 2020 | 04 Aug 2020 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jul 2020 | 07 Jul 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jun 2020 | 25 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2020 | 05 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2020 | 05 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2020 | 05 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2020 | 05 Jun 2020 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 08 Jun 2020 | 03 Jun 2020 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 03 Jun 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2020 | 01 Jun 2020 | |
| SD | Open Document | Open Filing | SD | 29 May 2020 | 000-21937 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 28 May 2020 | 21 May 2020 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2020 | 12 May 2020 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 05 May 2020 | 31 Mar 2020 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 05 May 2020 | 05 May 2020 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 24 Apr 2020 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 24 Apr 2020 | 03 Jun 2020 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Apr 2020 | 22 Apr 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 12 Mar 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2020 | 04 Mar 2020 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 02 Mar 2020 | 01 Mar 2020 | 000-21937 |
| 10-K | Open Document | Data | Open Filing | 10-K | 21 Feb 2020 | 31 Dec 2019 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 20 Feb 2020 | 20 Feb 2020 | 000-21937 |
| SC 13G | Open Document | Open Filing | SC 13G | 14 Feb 2020 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Feb 2020 | 11 Feb 2020 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 13 Feb 2020 | 29 Jan 2020 | |
| SC 13G | Open Document | Open Filing | SC 13G | 12 Feb 2020 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Feb 2020 | 005-51875 | |
| SC 13G | Open Document | Open Filing | 12 Feb 2020 | 005-51875 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 11 Feb 2020 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2020 | 29 Jan 2020 | |
| CT ORDER | Open Document | Open Filing | 05 Feb 2020 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 05 Feb 2020 | 000-21937 | ||
| SC 13G/A | Open Document | Open Filing | 05 Feb 2020 | 005-51875 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2020 | 29 Jan 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2020 | 29 Jan 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2020 | 29 Jan 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2020 | 29 Jan 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2020 | 29 Jan 2020 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2020 | 05 Jun 2019 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 30 Jan 2020 | 28 Jan 2020 | 000-21937 |
| 424B5 | Open Document | Open Filing | 424B5 | 30 Jan 2020 | 333-219727 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 28 Jan 2020 | 13 Jan 2020 | 000-21937 |
| 424B5 | Open Document | Open Filing | 424B5 | 28 Jan 2020 | 333-219727 | |
| SC 13G/A | Open Document | Open Filing | ELK CREEK PARTNERS, LLC | 23 Jan 2020 | 005-51875 | |
| CT ORDER | Open Document | Open Filing | 26 Dec 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 26 Dec 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 26 Dec 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 26 Dec 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 26 Dec 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 26 Dec 2019 | 000-21937 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Dec 2019 | 04 Dec 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Nov 2019 | 01 Nov 2019 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 30 Oct 2019 | 30 Sep 2019 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 30 Oct 2019 | 30 Oct 2019 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Oct 2019 | 25 Oct 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Oct 2019 | 09 Oct 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2019 | 04 Oct 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2019 | 02 Oct 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Sep 2019 | 24 Sep 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Sep 2019 | 16 Sep 2019 | |
| CT ORDER | Open Document | Open Filing | 17 Sep 2019 | 000-21937 | ||
| SEC STAFF LETTER | Open Document | Open Filing | 10 Sep 2019 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Sep 2019 | 05 Sep 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Sep 2019 | 30 Aug 2019 | |
| SEC STAFF LETTER | Open Document | Open Filing | 30 Aug 2019 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Aug 2019 | 16 Aug 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Aug 2019 | 07 Aug 2019 | |
| SC 13G | Open Document | Open Filing | ELK CREEK PARTNERS, LLC | 09 Aug 2019 | 005-51875 | |
| S-8 | Open Document | Open Filing | S-8 | 01 Aug 2019 | 333-232960 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 01 Aug 2019 | 30 Jun 2019 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 01 Aug 2019 | 01 Aug 2019 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 06 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2019 | 05 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2019 | 04 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2019 | 04 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2019 | 04 Jun 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2019 | 04 Jun 2019 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Jun 2019 | 05 Jun 2019 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jun 2019 | 04 Jun 2019 | |
| SD | Open Document | Open Filing | FORM SD | 31 May 2019 | 000-21937 | |
| CT ORDER | Open Document | Open Filing | 30 May 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 30 May 2019 | 000-21937 | ||
| DEFA14A | Open Document | Open Filing | DEFA14A | 23 May 2019 | 000-21937 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 07 May 2019 | 31 Mar 2019 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 07 May 2019 | 07 May 2019 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 26 Apr 2019 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 26 Apr 2019 | 05 Jun 2019 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Apr 2019 | 22 Apr 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Apr 2019 | 10 Apr 2019 | |
| 8-K | Open Document | Open Filing | 8-K | 01 Apr 2019 | 29 Mar 2019 | 000-21937 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 14 Mar 2019 | 10 Mar 2019 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 14 Mar 2019 | 10 Mar 2019 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 14 Mar 2019 | 10 Mar 2019 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 14 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 12 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 10 Mar 2019 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2019 | 04 Mar 2019 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 06 Mar 2019 | 04 Mar 2019 | |
| 15-12G | Open Document | Open Filing | 15-12G | 05 Mar 2019 | 000-21937 | |
| 8-A12G/A | Open Document | Open Filing | 8-A12G/A | 05 Mar 2019 | 000-21937 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 05 Mar 2019 | 01 Mar 2019 | 000-21937 |
| 10-K | Open Document | Data | Open Filing | 10-K | 27 Feb 2019 | 31 Dec 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 26 Feb 2019 | 26 Feb 2019 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 13 Feb 2019 | 005-51875 | |
| CT ORDER | Open Document | Open Filing | 13 Feb 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 13 Feb 2019 | 000-21937 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2019 | 11 Feb 2019 | |
| SC 13G/A | Open Document | Open Filing | ELK CREEK PARTNERS, LLC | 08 Feb 2019 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 08 Feb 2019 | 005-51875 | |
| CT ORDER | Open Document | Open Filing | 06 Feb 2019 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 06 Feb 2019 | 000-21937 | ||
| SC 13G/A | Open Document | Open Filing | 04 Feb 2019 | 005-51875 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jan 2019 | 10 Jan 2019 | |
| 8-K | Open Document | Open Filing | 8-K | 07 Jan 2019 | 07 Jan 2019 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Dec 2018 | 28 Dec 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Dec 2018 | 10 Dec 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2018 | 12 Nov 2018 | |
| CT ORDER | Open Document | Open Filing | 13 Nov 2018 | 000-21937 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | 01 Nov 2018 | 30 Sep 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 01 Nov 2018 | 01 Nov 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 16 Oct 2018 | 16 Oct 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Oct 2018 | 10 Oct 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Oct 2018 | 05 Oct 2018 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 09 Oct 2018 | 05 Oct 2018 | |
| 8-K | Open Document | Open Filing | 8-K | 09 Oct 2018 | 05 Oct 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2018 | 27 Sep 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Sep 2018 | 10 Sep 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Sep 2018 | 05 Sep 2018 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 07 Sep 2018 | 05 Sep 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Sep 2018 | 05 Sep 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Aug 2018 | 28 Aug 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Aug 2018 | 28 Aug 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Aug 2018 | 29 Aug 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2018 | 14 Aug 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2018 | 10 Aug 2018 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 02 Aug 2018 | 30 Jun 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 02 Aug 2018 | 02 Aug 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jul 2018 | 25 Jul 2018 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 11 Jul 2018 | 06 Jun 2018 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 11 Jul 2018 | 06 Jun 2018 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 11 Jul 2018 | 06 Jun 2018 | |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 11 Jul 2018 | 06 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jun 2018 | 06 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jun 2018 | 06 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jun 2018 | 06 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jun 2018 | 06 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2018 | 08 Jun 2018 | |
| 8-K | Open Document | Open Filing | 8-K | 07 Jun 2018 | 06 Jun 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2018 | 04 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2018 | 05 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2018 | 05 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2018 | 05 Jun 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2018 | 05 Jun 2018 | |
| SD | Open Document | Open Filing | SD | 31 May 2018 | 000-21937 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 May 2018 | 18 May 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2018 | 16 May 2018 | |
| CT ORDER | Open Document | Open Filing | 18 May 2018 | 000-21937 | ||
| 8-K | Open Document | Open Filing | 8-K | 15 May 2018 | 11 May 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2018 | 11 May 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2018 | 11 May 2018 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 08 May 2018 | 31 Mar 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 08 May 2018 | 08 May 2018 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 27 Apr 2018 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 27 Apr 2018 | 06 Jun 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 23 Apr 2018 | 17 Apr 2018 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2018 | 12 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 10 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 10 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 10 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 10 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 10 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 10 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 12 Mar 2018 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 08 Mar 2018 | 31 Dec 2017 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 01 Mar 2018 | |
| 8-K | Open Document | Open Filing | 8-K | 08 Mar 2018 | 08 Mar 2018 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 27 Feb 2018 | 005-51875 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 23 Feb 2018 | 16 Feb 2018 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 5 | 13 Feb 2018 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | ELK CREEK PARTNERS, LLC | 13 Feb 2018 | 005-51875 | |
| 8-K | Open Document | Open Filing | 8-K | 01 Feb 2018 | 30 Jan 2018 | 000-21937 |
| 424B5 | Open Document | Open Filing | 424B5 | 01 Feb 2018 | 333-219727 | |
| 424B5 | Open Document | Open Filing | 424B5 | 30 Jan 2018 | 333-219727 | |
| SC 13G/A | Open Document | Open Filing | 29 Jan 2018 | 005-51875 | ||
| EFFECT | Open Document | Open Filing | 08 Jan 2018 | 333-219727 | ||
| 424B5 | Open Document | Open Filing | 424B5 | 08 Jan 2018 | 333-219727 | |
| 8-K | Open Document | Open Filing | 8-K | 08 Jan 2018 | 08 Jan 2018 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 05 Jan 2018 | 01 Jan 2018 | 000-21937 |
| CORRESP | Open Document | Open Filing | 05 Jan 2018 | |||
| S-3/A | Open Document | Open Filing | S-3/A | 29 Dec 2017 | 333-219727 | |
| CT ORDER | Open Document | Open Filing | 21 Dec 2017 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 21 Dec 2017 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 27 Nov 2017 | 000-21937 | ||
| S-3/A | Open Document | Open Filing | S-3/A | 06 Nov 2017 | 333-219727 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 03 Nov 2017 | 30 Sep 2017 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 02 Nov 2017 | 02 Nov 2017 | 000-21937 |
| CT ORDER | Open Document | Open Filing | 10 Oct 2017 | 000-21937 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Aug 2017 | 29 Aug 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2017 | 15 Aug 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2017 | 10 Aug 2017 | |
| UPLOAD | Open Document | Open Filing | 10 Aug 2017 | |||
| CT ORDER | Open Document | Open Filing | 08 Aug 2017 | 000-21937 | ||
| S-8 | Open Document | Open Filing | FORM S-8 | 04 Aug 2017 | 333-219730 | |
| S-3 | Open Document | Open Filing | FORM S-3 | 04 Aug 2017 | 333-219727 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 04 Aug 2017 | 30 Jun 2017 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 03 Aug 2017 | 03 Aug 2017 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 02 Aug 2017 | 31 Jul 2017 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2017 | 06 Jun 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2017 | 06 Jun 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2017 | 06 Jun 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2017 | 06 Jun 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2017 | 06 Jun 2017 | |
| 8-K | Open Document | Open Filing | 8-K | 08 Jun 2017 | 07 Jun 2017 | 000-21937 |
| 10-K/A | Open Document | Open Filing | FORM 10-K AMENDMENT NO. 1 | 31 May 2017 | 31 Dec 2016 | 000-21937 |
| DEFR14A | Open Document | Open Filing | DEFR14A | 31 May 2017 | 000-21937 | |
| SD | Open Document | Open Filing | SD | 31 May 2017 | 000-21937 | |
| 8-K | Open Document | Open Filing | 8-K | 24 May 2017 | 23 May 2017 | 000-21937 |
| SC 13G | Open Document | Open Filing | ELK CREEK PARTNERS, LLC | 08 May 2017 | 005-51875 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 04 May 2017 | 31 Mar 2017 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 03 May 2017 | 03 May 2017 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 28 Apr 2017 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 28 Apr 2017 | 07 Jun 2017 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 17 Apr 2017 | 13 Apr 2017 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2017 | 10 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2017 | 10 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2017 | 10 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2017 | 10 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2017 | 10 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2017 | 10 Mar 2017 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 08 Mar 2017 | 31 Dec 2016 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 07 Mar 2017 | 07 Mar 2017 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2017 | 01 Mar 2017 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2017 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | 13G/A | 13 Feb 2017 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 09 Feb 2017 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | 23 Jan 2017 | 005-51875 | ||
| CT ORDER | Open Document | Open Filing | 17 Jan 2017 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 17 Jan 2017 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 17 Jan 2017 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 15 Nov 2016 | 333-11341 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 04 Nov 2016 | 30 Sep 2016 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 03 Nov 2016 | 03 Nov 2016 | 000-21937 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 25 Oct 2016 | 19 Oct 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2016 | 30 Sep 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Sep 2016 | 22 Sep 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Sep 2016 | 15 Sep 2016 | |
| CT ORDER | Open Document | Open Filing | 15 Sep 2016 | 000-21937 | ||
| S-8 | Open Document | Open Filing | S-8 | 31 Aug 2016 | 333-213411 | |
| 8-K | Open Document | Open Filing | 8-K | 31 Aug 2016 | 31 Aug 2016 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Aug 2016 | 22 Aug 2016 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 05 Aug 2016 | 30 Jun 2016 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 04 Aug 2016 | 04 Aug 2016 | 000-21937 |
| CT ORDER | Open Document | Open Filing | 05 Jul 2016 | 000-21937 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 08 Jun 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 08 Jun 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 08 Jun 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 08 Jun 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 08 Jun 2016 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 09 Jun 2016 | 08 Jun 2016 | 000-21937 |
| SD | Open Document | Open Filing | SD | 31 May 2016 | 000-21937 | |
| SC 13G/A | Open Document | Open Filing | 10 May 2016 | 005-51875 | ||
| 424B5 | Open Document | Open Filing | 424B5 | 06 May 2016 | 333-198005 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 06 May 2016 | 31 Mar 2016 | 000-21937 |
| 8-K | Open Document | Data | Open Filing | 8-K | 03 May 2016 | 03 May 2016 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 29 Apr 2016 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 29 Apr 2016 | 08 Jun 2016 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2016 | 11 Mar 2016 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 09 Mar 2016 | 31 Dec 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 08 Mar 2016 | 08 Mar 2016 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | |
| CT ORDER | Open Document | Open Filing | 29 Feb 2016 | 000-21937 | ||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 16 Feb 2016 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 12 Feb 2016 | 005-51875 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Feb 2016 | 005-51875 | |
| CT ORDER | Open Document | Open Filing | 03 Feb 2016 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 03 Feb 2016 | 000-21937 | ||
| SC 13G | Open Document | Open Filing | 29 Jan 2016 | 005-51875 | ||
| SC 13G/A | Open Document | Open Filing | 26 Jan 2016 | 005-51875 | ||
| 8-K | Open Document | Open Filing | 8-K | 29 Dec 2015 | 23 Dec 2015 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2015 | 10 Dec 2015 | |
| CT ORDER | Open Document | Open Filing | 09 Nov 2015 | 000-21937 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 06 Nov 2015 | 30 Sep 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 05 Nov 2015 | 05 Nov 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 21 Oct 2015 | 19 Oct 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 02 Oct 2015 | 29 Sep 2015 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Sep 2015 | 01 Sep 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Sep 2015 | 20 Aug 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Aug 2015 | 19 Aug 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Aug 2015 | 14 Aug 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2015 | 13 Aug 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2015 | 13 Aug 2015 | |
| S-8 | Open Document | Open Filing | S-8 | 07 Aug 2015 | 333-206231 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 07 Aug 2015 | 30 Jun 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Aug 2015 | 06 Aug 2015 | 000-21937 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 30 Jul 2015 | 21 Jul 2015 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 15 Jun 2015 | 10 Jun 2015 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2015 | 10 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2015 | 10 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2015 | 10 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2015 | 10 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2015 | 10 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2015 | 04 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2015 | 01 Jun 2015 | |
| SD | Open Document | Open Filing | SD | 01 Jun 2015 | 000-21937 | |
| DEFA14A | Open Document | Open Filing | DEFA14A | 27 May 2015 | 000-21937 | |
| CT ORDER | Open Document | Open Filing | 27 May 2015 | 000-21937 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 08 May 2015 | 31 Mar 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 05 May 2015 | 05 May 2015 | 000-21937 |
| ARS | Open Document | Open Filing | AUTO-GENERATED PAPER DOCUMENT | 04 May 2015 | 31 Dec 2014 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFINITIVE ADDITIONAL MATERIALS | 30 Apr 2015 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | 30 Apr 2015 | 10 Jun 2015 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Apr 2015 | 24 Apr 2015 | |
| CT ORDER | Open Document | Open Filing | 30 Mar 2015 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 26 Mar 2015 | 000-21937 | ||
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 16 Mar 2015 | 31 Dec 2014 | 000-21937 |
| SC 13G | Open Document | Open Filing | SC 13G | 06 Mar 2015 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2015 | 05 Mar 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2015 | 02 Mar 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2015 | 02 Mar 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2015 | 02 Mar 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2015 | 02 Mar 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2015 | 02 Mar 2015 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2015 | 02 Mar 2015 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 26 Feb 2015 | 26 Feb 2015 | 000-21937 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G HOLDINGS REPORT | 17 Feb 2015 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Feb 2015 | 05 Feb 2015 | |
| CT ORDER | Open Document | Open Filing | 06 Feb 2015 | 000-21937 | ||
| SC 13G/A | Open Document | Open Filing | 02 Feb 2015 | 005-51875 | ||
| CT ORDER | Open Document | Open Filing | 30 Jan 2015 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 30 Jan 2015 | 000-21937 | ||
| SC 13G/A | Open Document | Open Filing | 26 Jan 2015 | 005-51875 | ||
| 424B5 | Open Document | Open Filing | 424(B)(5) | 07 Jan 2015 | 333-198005 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 07 Jan 2015 | 06 Jan 2015 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 05 Jan 2015 | 05 Jan 2015 | 000-21937 |
| 424B5 | Open Document | Open Filing | 424(B)(5) | 05 Jan 2015 | 333-198005 | |
| 8-K | Open Document | Open Filing | 8-K | 24 Dec 2014 | 23 Dec 2014 | 000-21937 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Dec 2014 | 18 Dec 2014 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 11 Dec 2014 | 005-51875 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Dec 2014 | 08 Dec 2014 | |
| EFFECT | Open Document | Open Filing | 12 Nov 2014 | 333-198005 | ||
| 4 | Open Document | Open Filing | 12 Nov 2014 | 10 Nov 2014 | ||
| 424B5 | Open Document | Open Filing | 424(B)(5) | 12 Nov 2014 | 333-198005 | |
| 424B5 | Open Document | Open Filing | 424(B)(5) | 12 Nov 2014 | 333-198005 | |
| S-3/A | Open Document | Open Filing | AMENDMENT NO. 1 TO FORM S-3 | 10 Nov 2014 | 333-198005 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 07 Nov 2014 | 30 Sep 2014 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 04 Nov 2014 | 04 Nov 2014 | 000-21937 |
| CT ORDER | Open Document | Open Filing | 31 Oct 2014 | 000-21937 | ||
| 4 | Open Document | Open Filing | 06 Oct 2014 | 03 Oct 2014 | ||
| 10-Q/A | Open Document | Open Filing | 10-Q/A | 22 Sep 2014 | 30 Jun 2014 | 000-21937 |
| 4 | Open Document | Open Filing | 15 Aug 2014 | 14 Aug 2014 | ||
| SC 13G/A | Open Document | Open Filing | 11 Aug 2014 | 005-51875 | ||
| S-3 | Open Document | Open Filing | S-3 | 08 Aug 2014 | 333-198005 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 08 Aug 2014 | 30 Jun 2014 | 000-21937 |
| 4 | Open Document | Open Filing | 05 Aug 2014 | 01 Aug 2014 | ||
| 8-K | Open Document | Open Filing | 8-K | 31 Jul 2014 | 31 Jul 2014 | 000-21937 |
| 4 | Open Document | Open Filing | 11 Jul 2014 | 11 Jun 2014 | ||
| 4 | Open Document | Open Filing | 11 Jul 2014 | 11 Jun 2014 | ||
| 4 | Open Document | Open Filing | 11 Jul 2014 | 11 Jun 2014 | ||
| 4 | Open Document | Open Filing | 11 Jul 2014 | 11 Jun 2014 | ||
| 4 | Open Document | Open Filing | 11 Jul 2014 | 11 Jun 2014 | ||
| 8-K | Open Document | Open Filing | 8-K | 03 Jul 2014 | 30 Jun 2014 | 000-21937 |
| 4 | Open Document | Open Filing | 24 Jun 2014 | 23 Jun 2014 | ||
| 4 | Open Document | Open Filing | 23 Jun 2014 | 19 Jun 2014 | ||
| 8-K | Open Document | Open Filing | 16 Jun 2014 | 11 Jun 2014 | 000-21937 | |
| SD | Open Document | Open Filing | FORM SD | 02 Jun 2014 | 000-21937 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 12 May 2014 | 31 Mar 2014 | 000-21937 |
| 4 | Open Document | Open Filing | 06 May 2014 | 05 May 2014 | ||
| 4 | Open Document | Open Filing | 06 May 2014 | 05 May 2014 | ||
| ARS | Open Document | Open Filing | AUTO-GENERATED PAPER DOCUMENT | 01 May 2014 | 31 Dec 2013 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 01 May 2014 | 01 May 2014 | 000-21937 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 30 Apr 2014 | 000-21937 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 30 Apr 2014 | 11 Jun 2014 | 000-21937 |
| CT ORDER | Open Document | Open Filing | 07 Apr 2014 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 07 Apr 2014 | 000-21937 | ||
| CT ORDER | Open Document | Open Filing | 07 Apr 2014 | 000-21937 | ||
| PRE 14A | Open Document | Open Filing | PRE 14A | 04 Apr 2014 | 11 Jun 2014 | 000-21937 |
| 4 | Open Document | Open Filing | 04 Apr 2014 | 08 Nov 2013 | ||
| 4 | Open Document | Open Filing | 03 Apr 2014 | 02 Apr 2014 | ||
| 3 | Open Document | Open Filing | 31 Mar 2014 | 24 Mar 2014 | ||
| 4 | Open Document | Open Filing | 31 Mar 2014 | 28 Mar 2014 | ||
| 4 | Open Document | Open Filing | 31 Mar 2014 | 19 Nov 2013 | ||
| 4 | Open Document | Open Filing | 28 Mar 2014 | 26 Mar 2014 | ||
| 8-K | Open Document | Open Filing | FORM 8-K | 25 Mar 2014 | 24 Mar 2014 | 000-21937 |
| 8-K | Open Document | Open Filing | 8-K | 21 Mar 2014 | 21 Mar 2014 | 000-21937 |
| 424B5 | Open Document | Open Filing | 424B5 | 21 Mar 2014 | 333-178480 | |
| 8-K | Open Document | Open Filing | 8-K | 10 Mar 2014 | 07 Mar 2014 | 000-21937 |
| 10-K | Open Document | Data | Open Filing | 10-K | 07 Mar 2014 | 31 Dec 2013 | 000-21937 |
| 4 | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 4 | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 4 | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 4 | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 4 | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 4/A | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 4 | Open Document | Open Filing | 04 Mar 2014 | 03 Mar 2014 | ||
| 8-K | Open Document | Open Filing | FORM 8-K | 28 Feb 2014 | 25 Feb 2014 | 000-21937 |
| 8-K | Open Document | Open Filing | FORM 8-K | 25 Feb 2014 | 25 Feb 2014 | 000-21937 |
| SC 13G/A | Open Document | Open Filing | 14 Feb 2014 | 005-51875 | ||
| SC 13G/A | Open Document | Open Filing | 28 Jan 2014 | 005-51875 | ||
| CT ORDER | Open Document | Open Filing | 08 Jan 2014 | 000-21937 | ||
| SC 13G/A | Open Document | Open Filing | 07 Jan 2014 | 005-51875 |