| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13G | Open Document | Open Filing | 23 Dec 2025 | 005-59877 | ||
| 144/A | Open Document | Open Filing | 16 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 11 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 11 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 10 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 09 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 09 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 08 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 03 Dec 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 28 Nov 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 28 Nov 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 21 Nov 2025 | 000-30664 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | 13 Nov 2025 | 005-59877 | ||
| 6-K | Open Document | Open Filing | 6-K | 10 Nov 2025 | 10 Nov 2025 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Sep 2025 | 16 Sep 2025 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Sep 2025 | 12 Sep 2025 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 11 Sep 2025 | 30 Jun 2025 | 000-30664 |
| 144 | Open Document | Open Filing | 25 Aug 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 15 Aug 2025 | 000-30664 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | 14 Aug 2025 | 005-59877 | ||
| 144 | Open Document | Open Filing | 14 Aug 2025 | 000-30664 | ||
| 144 | Open Document | Open Filing | 08 Aug 2025 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 05 Aug 2025 | 05 Aug 2025 | 000-30664 |
| SD | Open Document | Open Filing | SD | 28 May 2025 | 000-30664 | |
| SCHEDULE 13G | Open Document | Open Filing | 13 May 2025 | 005-59877 | ||
| 6-K | Open Document | Open Filing | 6-K | 13 May 2025 | 13 May 2025 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Apr 2025 | 29 Apr 2025 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 21 Apr 2025 | 000-30664 | ||
| CORRESP | Open Document | Open Filing | 15 Apr 2025 | |||
| 6-K | Open Document | Open Filing | 6-K | 08 Apr 2025 | 08 Apr 2025 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 07 Apr 2025 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 19 Mar 2025 | 19 Mar 2025 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 19 Mar 2025 | 31 Dec 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 18 Feb 2025 | 18 Feb 2025 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Feb 2025 | 12 Feb 2025 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 Nov 2024 | 27 Nov 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Nov 2024 | 12 Nov 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 04 Nov 2024 | 04 Nov 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 25 Sep 2024 | 25 Sep 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 24 Sep 2024 | 24 Sep 2024 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 10 Sep 2024 | 30 Jun 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 15 Aug 2024 | 15 Aug 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Aug 2024 | 01 Aug 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Jul 2024 | 29 Jul 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 09 Jul 2024 | 09 Jul 2024 | 000-30664 |
| 144 | Open Document | Open Filing | 18 Jun 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 17 Jun 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 28 May 2024 | 000-30664 | ||
| SD | Open Document | Open Filing | SD | 28 May 2024 | 000-30664 | |
| 144 | Open Document | Open Filing | 16 May 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 16 May 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 16 May 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 14 May 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 13 May 2024 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 09 May 2024 | 09 May 2024 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 25 Mar 2024 | 25 Mar 2024 | 000-30664 |
| 144 | Open Document | Open Filing | 22 Mar 2024 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 21 Mar 2024 | 21 Mar 2024 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 21 Mar 2024 | 31 Dec 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 20 Feb 2024 | 20 Feb 2024 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 31 Jan 2024 | 005-59877 | |
| 144 | Open Document | Open Filing | 30 Jan 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 24 Jan 2024 | 000-30664 | ||
| 144 | Open Document | Open Filing | 26 Dec 2023 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 21 Dec 2023 | 21 Dec 2023 | 000-30664 |
| 144 | Open Document | Open Filing | 21 Dec 2023 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 18 Dec 2023 | 18 Dec 2023 | 000-30664 |
| 144 | Open Document | Open Filing | 21 Nov 2023 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 14 Nov 2023 | 14 Nov 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Nov 2023 | 14 Nov 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 13 Nov 2023 | 13 Nov 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Nov 2023 | 01 Nov 2023 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 27 Sep 2023 | 30 Jun 2023 | 000-30664 |
| 144 | Open Document | Open Filing | 22 Sep 2023 | 000-30664 | ||
| 144 | Open Document | Open Filing | 21 Sep 2023 | 000-30664 | ||
| 144 | Open Document | Open Filing | 20 Sep 2023 | 000-30664 | ||
| 144 | Open Document | Open Filing | 20 Sep 2023 | 000-30664 | ||
| 144 | Open Document | Open Filing | 20 Sep 2023 | 000-30664 | ||
| 144 | Open Document | Open Filing | 19 Sep 2023 | 000-30664 | ||
| 144 | Open Document | Open Filing | 19 Sep 2023 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 18 Sep 2023 | 18 Sep 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Sep 2023 | 12 Sep 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Aug 2023 | 29 Aug 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Aug 2023 | 14 Aug 2023 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Aug 2023 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 31 Jul 2023 | 31 Jul 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 13 Jul 2023 | 13 Jul 2023 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 30 May 2023 | 005-59877 | |
| SD | Open Document | Open Filing | SD | 22 May 2023 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 10 May 2023 | 10 May 2023 | 000-30664 |
| EFFECT | Open Document | Open Filing | 04 May 2023 | 333-271348 | ||
| CORRESP | Open Document | Open Filing | 02 May 2023 | |||
| UPLOAD | Open Document | Open Filing | 28 Apr 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | 20 Apr 2023 | 20 Apr 2023 | 000-30664 |
| F-3 | Open Document | Open Filing | F-3 | 20 Apr 2023 | 333-271348 | |
| 20-F | Open Document | Data | Open Filing | 20-F | 20 Mar 2023 | 31 Dec 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Feb 2023 | 16 Feb 2023 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 26 Jan 2023 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 11 Jan 2023 | 11 Jan 2023 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 17 Nov 2022 | 17 Nov 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Nov 2022 | 10 Nov 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Nov 2022 | 10 Nov 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 Oct 2022 | 06 Oct 2022 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 14 Sep 2022 | 30 Jun 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 Sep 2022 | 06 Sep 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 Jul 2022 | 27 Jul 2022 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 18 Jul 2022 | |||
| 6-K | Open Document | Open Filing | 6-K | 11 Jul 2022 | 11 Jul 2022 | 000-30664 |
| CORRESP | Open Document | Open Filing | 22 Jun 2022 | |||
| UPLOAD | Open Document | Open Filing | 20 May 2022 | |||
| SD | Open Document | Open Filing | SD | 16 May 2022 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 12 May 2022 | 12 May 2022 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 20 Apr 2022 | |||
| 6-K | Open Document | Open Filing | 6-K | 04 Apr 2022 | 04 Apr 2022 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 15 Mar 2022 | 31 Dec 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Feb 2022 | 10 Feb 2022 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Feb 2022 | 07 Feb 2022 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 02 Feb 2022 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 23 Nov 2021 | 23 Nov 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 19 Nov 2021 | 18 Nov 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 17 Nov 2021 | 17 Nov 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 Oct 2021 | 27 Oct 2021 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 14 Sep 2021 | 30 Jun 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 18 Aug 2021 | 18 Aug 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 04 Aug 2021 | 04 Aug 2021 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | 09 Jul 2021 | 005-59877 | ||
| 6-K | Open Document | Open Filing | 6-K | 30 Jun 2021 | 30 Jun 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Jun 2021 | 29 Jun 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 08 Jun 2021 | 08 Jun 2021 | 000-30664 |
| SD | Open Document | Open Filing | SD | 01 Jun 2021 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 28 Apr 2021 | 28 Apr 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Apr 2021 | 01 Apr 2021 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 17 Mar 2021 | 31 Dec 2020 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 16 Feb 2021 | 005-59877 | |
| SC 13G/A | Open Document | Open Filing | 12 Feb 2021 | 005-59877 | ||
| 6-K | Open Document | Open Filing | 6-K | 10 Feb 2021 | 10 Feb 2021 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 11 Jan 2021 | 11 Jan 2021 | 000-30664 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 06 Jan 2021 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 07 Dec 2020 | 07 Dec 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 23 Nov 2020 | 23 Nov 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 19 Nov 2020 | 19 Nov 2020 | 000-30664 |
| 424B5 | Open Document | Open Filing | 424B5 | 19 Nov 2020 | 333-237680 | |
| 424B5 | Open Document | Open Filing | 424B5 | 18 Nov 2020 | 333-237680 | |
| 6-K | Open Document | Open Filing | 6-K | 17 Nov 2020 | 17 Nov 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 17 Nov 2020 | 17 Nov 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 13 Nov 2020 | 13 Nov 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 Oct 2020 | 27 Oct 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Oct 2020 | 01 Oct 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 24 Sep 2020 | 24 Sep 2020 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 21 Sep 2020 | 30 Jun 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 Aug 2020 | 27 Aug 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Aug 2020 | 12 Aug 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 05 Aug 2020 | 05 Aug 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Jul 2020 | 07 Jul 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 May 2020 | 27 May 2020 | 000-30664 |
| S-8 | Open Document | Open Filing | S-8 | 27 May 2020 | 333-238705 | |
| SD | Open Document | Open Filing | SD | 27 May 2020 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 11 May 2020 | 11 May 2020 | 000-30664 |
| EFFECT | Open Document | Open Filing | 21 Apr 2020 | 333-237680 | ||
| CORRESP | Open Document | Open Filing | 20 Apr 2020 | |||
| UPLOAD | Open Document | Open Filing | 17 Apr 2020 | |||
| 6-K | Open Document | Open Filing | 6-K | 16 Apr 2020 | 16 Apr 2020 | 000-30664 |
| F-3 | Open Document | Open Filing | F-3 | 14 Apr 2020 | 333-237680 | |
| 6-K | Open Document | Open Filing | 6-K | 07 Apr 2020 | 07 Apr 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 Apr 2020 | 06 Apr 2020 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 30 Mar 2020 | 31 Dec 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 20 Feb 2020 | 20 Feb 2020 | 000-30664 |
| SC 13G | Open Document | Open Filing | 13 Feb 2020 | 005-59877 | ||
| 6-K | Open Document | Open Filing | 6-K | 03 Feb 2020 | 03 Feb 2020 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 3 TO SCHEDULE 13G | 27 Jan 2020 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 21 Jan 2020 | 21 Jan 2020 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Nov 2019 | 07 Nov 2019 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 30 Oct 2019 | 005-59877 | |
| SC 13G | Open Document | Open Filing | SC 13G | 10 Oct 2019 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 30 Aug 2019 | 30 Aug 2019 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 06 Aug 2019 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 06 Aug 2019 | 06 Aug 2019 | 000-30664 |
| D | Open Document | Open Filing | 20 Jun 2019 | 021-342368 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 20 Jun 2019 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 18 Jun 2019 | 18 Jun 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 04 Jun 2019 | 04 Jun 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 May 2019 | 30 May 2019 | 000-30664 |
| SD | Open Document | Open Filing | SD | 30 May 2019 | 000-30664 | |
| 6-K/A | Open Document | Open Filing | 6-K/A | 16 May 2019 | 16 May 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 May 2019 | 06 May 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 23 Apr 2019 | 23 Apr 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 08 Apr 2019 | 08 Apr 2019 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 25 Mar 2019 | 31 Dec 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 Mar 2019 | 06 Mar 2019 | 000-30664 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 13 Feb 2019 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 13 Feb 2019 | 13 Feb 2019 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 2 TO SCHEDULE 13G | 11 Feb 2019 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 11 Feb 2019 | 11 Feb 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Jan 2019 | 14 Jan 2019 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 Nov 2018 | 30 Nov 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 31 Oct 2018 | 31 Oct 2018 | 000-30664 |
| S-8 | Open Document | Open Filing | S-8 | 22 Oct 2018 | 333-227931 | |
| 6-K | Open Document | Open Filing | 6-K | 04 Oct 2018 | 04 Oct 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 Oct 2018 | 03 Oct 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 25 Sep 2018 | 25 Sep 2018 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 21 Sep 2018 | 21 Sep 2018 | 000-30664 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 17 Sep 2018 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 13 Sep 2018 | 13 Sep 2018 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K/A | 10 Sep 2018 | 10 Sep 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 Aug 2018 | 30 Aug 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Aug 2018 | 16 Aug 2018 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 09 Aug 2018 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 31 Jul 2018 | 31 Jul 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 19 Jun 2018 | 19 Jun 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 19 Jun 2018 | 19 Jun 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Jun 2018 | 12 Jun 2018 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K/A | 04 Jun 2018 | 04 Jun 2018 | 000-30664 |
| SD | Open Document | Open Filing | SD | 31 May 2018 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 31 May 2018 | 31 May 2018 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K/A | 24 May 2018 | 24 May 2018 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K/A | 22 May 2018 | 22 May 2018 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K | 04 May 2018 | 04 May 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 May 2018 | 03 May 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 May 2018 | 02 May 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 23 Apr 2018 | 23 Apr 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 Mar 2018 | 30 Mar 2018 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 15 Mar 2018 | 31 Dec 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Mar 2018 | 14 Mar 2018 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 20 Feb 2018 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 07 Feb 2018 | 07 Feb 2018 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 31 Jan 2018 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 30 Jan 2018 | 30 Jan 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Jan 2018 | 16 Jan 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 09 Jan 2018 | 09 Jan 2018 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 04 Jan 2018 | 04 Jan 2018 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 13 Dec 2017 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 04 Dec 2017 | 04 Dec 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Nov 2017 | 07 Nov 2017 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K/A | 10 Oct 2017 | 10 Oct 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Oct 2017 | 10 Oct 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Oct 2017 | 10 Oct 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Oct 2017 | 02 Oct 2017 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 29 Sep 2017 | 29 Sep 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 Aug 2017 | 30 Aug 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Aug 2017 | 14 Aug 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 Aug 2017 | 03 Aug 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 31 Jul 2017 | 31 Jul 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 20 Jul 2017 | 20 Jul 2017 | 000-30664 |
| 424B3 | Open Document | Open Filing | 424B3 | 20 Jun 2017 | 333-216948 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 12 Jun 2017 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 09 Jun 2017 | 09 Jun 2017 | 000-30664 |
| 424B3 | Open Document | Open Filing | 424B3 | 07 Jun 2017 | 333-216948 | |
| 6-K | Open Document | Open Filing | 6-K | 30 May 2017 | 30 May 2017 | 000-30664 |
| SD | Open Document | Open Filing | SD | 30 May 2017 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 09 May 2017 | 09 May 2017 | 000-30664 |
| EFFECT | Open Document | Open Filing | 14 Apr 2017 | 333-216948 | ||
| CORRESP | Open Document | Open Filing | 13 Apr 2017 | |||
| F-3/A | Open Document | Open Filing | F-3/A | 10 Apr 2017 | 333-216948 | |
| 6-K | Open Document | Open Filing | 6-K | 03 Apr 2017 | 03 Apr 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 28 Mar 2017 | 28 Mar 2017 | 000-30664 |
| F-3 | Open Document | Open Filing | F-3 | 27 Mar 2017 | 333-216948 | |
| 6-K | Open Document | Open Filing | 6-K | 23 Mar 2017 | 23 Mar 2017 | 000-30664 |
| 20-F/A | Open Document | Open Filing | 20-F/A | 20 Mar 2017 | 31 Dec 2016 | 000-30664 |
| SC 13G | Open Document | Open Filing | SC 13G | 16 Mar 2017 | 005-59877 | |
| 20-F | Open Document | Data | Open Filing | 20-F | 15 Mar 2017 | 31 Dec 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Mar 2017 | 02 Mar 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 21 Feb 2017 | 21 Feb 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 08 Feb 2017 | 08 Feb 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 09 Jan 2017 | 09 Jan 2017 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 Nov 2016 | 30 Nov 2016 | 000-30664 |
| 424B3 | Open Document | Open Filing | 424B3 | 08 Nov 2016 | 333-194303 | |
| 6-K | Open Document | Open Filing | 6-K | 07 Nov 2016 | 07 Nov 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 Nov 2016 | 03 Nov 2016 | 000-30664 |
| EFFECT | Open Document | Open Filing | 02 Nov 2016 | 333-194303 | ||
| 6-K | Open Document | Open Filing | 6-K | 02 Nov 2016 | 02 Nov 2016 | 000-30664 |
| 6-K | Open Document | Data | Open Filing | 6-K | 31 Oct 2016 | 31 Oct 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Sep 2016 | 29 Sep 2016 | 000-30664 |
| POS AM | Open Document | Open Filing | POS AM | 14 Sep 2016 | 333-194303 | |
| 6-K | Open Document | Open Filing | 6-K | 29 Aug 2016 | 29 Aug 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 17 Aug 2016 | 17 Aug 2016 | 000-30664 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 02 Aug 2016 | 005-59877 | |
| 424B3 | Open Document | Open Filing | 424B3 | 28 Jul 2016 | 333-194303 | |
| 6-K | Open Document | Open Filing | 6-K | 21 Jul 2016 | 21 Jul 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 31 May 2016 | 31 May 2016 | 000-30664 |
| SD | Open Document | Open Filing | SD | 31 May 2016 | 000-30664 | |
| 6-K | Open Document | Open Filing | 6-K | 05 May 2016 | 05 May 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 31 Mar 2016 | 31 Mar 2016 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 21 Mar 2016 | 31 Dec 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Mar 2016 | 14 Mar 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 11 Feb 2016 | 11 Feb 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 Feb 2016 | 03 Feb 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Jan 2016 | 07 Jan 2016 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Dec 2015 | 02 Dec 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Dec 2015 | 01 Dec 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 23 Nov 2015 | 23 Nov 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Oct 2015 | 29 Oct 2015 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 01 Sep 2015 | |||
| 6-K | Open Document | Open Filing | 6-K | 31 Aug 2015 | 31 Aug 2015 | 000-30664 |
| CORRESP | Open Document | Open Filing | 21 Aug 2015 | |||
| 6-K | Open Document | Open Filing | 6-K | 05 Aug 2015 | 05 Aug 2015 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 04 Aug 2015 | |||
| 6-K | Open Document | Open Filing | 6-K | 03 Aug 2015 | 03 Aug 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 14 Jul 2015 | 14 Jul 2015 | 000-30664 |
| 6-K/A | Open Document | Open Filing | 6-K/A | 14 Jul 2015 | 14 Jul 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Jul 2015 | 01 Jul 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Jun 2015 | 16 Jun 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 09 Jun 2015 | 09 Jun 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Jun 2015 | 01 Jun 2015 | 000-30664 |
| SD | Open Document | Open Filing | 01 Jun 2015 | 000-30664 | ||
| 424B5 | Open Document | Open Filing | 424B5 | 14 May 2015 | 333-194303 | |
| 6-K | Open Document | Open Filing | 6-K | 14 May 2015 | 14 May 2015 | 000-30664 |
| 424B5 | Open Document | Open Filing | 424B5 | 14 May 2015 | 333-194303 | |
| 6-K | Open Document | Open Filing | 6-K | 14 May 2015 | 14 May 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 13 May 2015 | 13 May 2015 | 000-30664 |
| 424B5 | Open Document | Open Filing | 424B5 | 13 May 2015 | 333-194303 | |
| 6-K | Open Document | Open Filing | 6-K | 30 Apr 2015 | 30 Apr 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Apr 2015 | 01 Apr 2015 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 18 Mar 2015 | 31 Dec 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Mar 2015 | 16 Mar 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 09 Mar 2015 | 09 Mar 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 19 Feb 2015 | 19 Feb 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Feb 2015 | 12 Feb 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 11 Feb 2015 | 11 Feb 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Feb 2015 | 10 Feb 2015 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Feb 2015 | 02 Feb 2015 | 000-30664 |
| S-8 | Open Document | Open Filing | S-8 | 30 Dec 2014 | 333-201286 | |
| 6-K | Open Document | Open Filing | 6-K | 09 Dec 2014 | 09 Dec 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Dec 2014 | 01 Dec 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 25 Nov 2014 | 25 Nov 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Nov 2014 | 12 Nov 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Oct 2014 | 29 Oct 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 20 Oct 2014 | 20 Oct 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 Oct 2014 | 06 Oct 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Sep 2014 | 10 Sep 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Sep 2014 | 02 Sep 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Jul 2014 | 29 Jul 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Jul 2014 | 07 Jul 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 Jul 2014 | 03 Jul 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Jun 2014 | 12 Jun 2014 | 000-30664 |
| SD | Open Document | Open Filing | 02 Jun 2014 | 000-30664 | ||
| 6-K | Open Document | Open Filing | 6-K | 01 May 2014 | 01 May 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 24 Apr 2014 | 24 Apr 2014 | 000-30664 |
| EFFECT | Open Document | Open Filing | 14 Apr 2014 | 333-194303 | ||
| CORRESP | Open Document | Open Filing | 11 Apr 2014 | |||
| 6-K | Open Document | Open Filing | 6-K | 07 Apr 2014 | 07 Apr 2014 | 000-30664 |
| F-3/A | Open Document | Open Filing | F-3/A | 01 Apr 2014 | 333-194303 | |
| CORRESP | Open Document | Open Filing | 01 Apr 2014 | |||
| 6-K | Open Document | Open Filing | 6-K | 27 Mar 2014 | 27 Mar 2014 | 000-30664 |
| UPLOAD | Open Document | Open Filing | 19 Mar 2014 | |||
| 6-K | Open Document | Open Filing | 6-K | 10 Mar 2014 | 10 Mar 2014 | 000-30664 |
| F-3 | Open Document | Open Filing | F-3 | 04 Mar 2014 | 333-194303 | |
| 20-F | Open Document | Data | Open Filing | 20-F | 04 Mar 2014 | 31 Dec 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 20 Feb 2014 | 20 Feb 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 13 Feb 2014 | 13 Feb 2014 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Feb 2014 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 03 Feb 2014 | 03 Feb 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 06 Jan 2014 | 06 Jan 2014 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 27 Nov 2013 | 27 Nov 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 26 Nov 2013 | 26 Nov 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 25 Nov 2013 | 25 Nov 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 Nov 2013 | 07 Nov 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 30 Oct 2013 | 30 Oct 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 11 Sep 2013 | 11 Sep 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 09 Sep 2013 | 09 Sep 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 08 Aug 2013 | 08 Aug 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Aug 2013 | 01 Aug 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 08 Jul 2013 | 08 Jul 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 18 Jun 2013 | 18 Jun 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 18 Jun 2013 | 18 Jun 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Jun 2013 | 12 Jun 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 20 May 2013 | 20 May 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 May 2013 | 07 May 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 23 Apr 2013 | 23 Apr 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 15 Apr 2013 | 15 Apr 2013 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 11 Apr 2013 | 31 Dec 2012 | 000-30664 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 25 Feb 2013 | 005-59877 | |
| 6-K | Open Document | Open Filing | 6-K | 21 Feb 2013 | 21 Feb 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 12 Feb 2013 | 12 Feb 2013 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 29 Nov 2012 | 29 Nov 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 15 Nov 2012 | 15 Nov 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 16 Oct 2012 | 16 Oct 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 10 Oct 2012 | 10 Oct 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 24 Sep 2012 | 24 Sep 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 04 Sep 2012 | 04 Sep 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 01 Aug 2012 | 01 Aug 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 19 Jul 2012 | 19 Jul 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 21 Jun 2012 | 21 Jun 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 31 May 2012 | 31 May 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 07 May 2012 | 07 May 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 03 May 2012 | 03 May 2012 | 000-30664 |
| 20-F | Open Document | Data | Open Filing | 20-F | 09 Apr 2012 | 31 Dec 2011 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Apr 2012 | 02 Apr 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 02 Apr 2012 | 02 Apr 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 26 Mar 2012 | 26 Mar 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 21 Feb 2012 | 21 Feb 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 18 Jan 2012 | 18 Jan 2012 | 000-30664 |
| 6-K | Open Document | Open Filing | 6-K | 05 Jan 2012 | 05 Jan 2012 | 000-30664 |