| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Apr 2025 | 23 Apr 2025 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Nov 2024 | 01 Nov 2024 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2023 | 01 Nov 2023 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2023 | 17 Jan 2023 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2022 | 01 Dec 2022 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2022 | 03 Jan 2022 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Apr 2021 | 07 Apr 2021 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2021 | 04 Jan 2021 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2020 | 01 Nov 2020 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2020 | 02 Jan 2020 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2019 | 13 Mar 2019 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2019 | 02 Jan 2019 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 02 Jan 2018 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 04 Jan 2017 | 000-33385 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Aug 2016 | 16 Aug 2016 | 000-51365 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2016 | 04 Jan 2016 | 000-33385 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jun 2015 | 22 Jun 2015 | 001-08777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jun 2015 | 04 Jun 2015 | 000-51365 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2015 | 20 Jan 2015 | 000-33385 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Aug 2014 | 22 Aug 2014 | 000-51365 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Jul 2014 | 19 Jun 2014 | 000-51365 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Jun 2014 | 20 May 2014 | 000-51365 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jun 2014 | 25 Jun 2014 | 001-08777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jun 2014 | 20 Jun 2014 | 001-08777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jun 2014 | 18 Jun 2014 | 001-08777 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2014 | 09 Jan 2014 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jul 2013 | 23 Jul 2013 | 000-51365 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2013 | 24 Jan 2013 | 000-33385 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jan 2013 | 23 Jan 2013 | 000-33385 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2013 | 02 Jan 2013 | 000-51365 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2013 | 01 Jan 2013 | 000-51365 |