| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Apr 2025 | 01 Apr 2025 | 001-39677 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jan 2025 | 31 Dec 2024 | 001-39677 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Nov 2021 | 29 Oct 2021 | 001-39677 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 29 Dec 2017 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Dec 2015 | 28 Dec 2015 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Dec 2015 | 21 Dec 2015 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2015 | 26 Jun 2015 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2014 | 26 Jun 2014 | 000-26176 |