| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 07 May 2025 | 30 Apr 2025 | 001-34643 | |
| 3 | Open Document | Open Filing | 10 Sep 2024 | 21 Aug 2024 | 001-34643 | |
| 4 | Open Document | Open Filing | 04 May 2018 | 02 May 2018 | 000-13789 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Apr 2017 | 06 Apr 2017 | 000-13789 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2017 | 05 Apr 2017 | 000-13789 |
| 4 | Open Document | Open Filing | 03 Feb 2017 | 02 Feb 2017 | 000-13789 | |
| 4 | Open Document | Open Filing | 04 Jan 2017 | 03 Jan 2017 | 000-13789 | |
| 4 | Open Document | Open Filing | 17 Nov 2016 | 15 Nov 2016 | 000-13789 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 04 Jan 2016 | 000-13789 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2015 | 06 Jan 2015 | 000-13789 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Sep 2014 | 15 Sep 2014 | 000-13789 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Apr 2014 | 16 Apr 2014 | 000-13789 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Jan 2014 | 01 Jan 2014 | 000-13789 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Oct 2012 | 20 Aug 2012 | 000-13789 |