| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2025 | 18 Feb 2025 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2024 | 26 Feb 2024 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2024 | 20 Feb 2024 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2023 | 21 Feb 2023 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2022 | 17 Feb 2022 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2021 | 17 Feb 2021 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2020 | 29 Oct 2020 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2020 | 27 Oct 2020 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2020 | 25 Feb 2020 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2019 | 14 Jun 2019 | 000-28344 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2019 | 22 May 2019 | 000-28344 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2015 | 01 Sep 2015 | 001-35282 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 01 Jan 2015 | 001-35282 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2014 | 25 Jul 2014 | 001-35282 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 01 Jan 2014 | 001-35282 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Nov 2013 | 22 Nov 2013 | 001-35282 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2013 | 01 Jan 2013 | 001-35282 |
| 5/A | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2012 | 31 Dec 2011 | 001-35282 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2012 | 01 Jan 2012 | 001-35282 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2012 | 31 Dec 2011 | 001-35282 |