| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 13 Apr 2023 | 12 Apr 2023 | 000-55615 | |
| 4 | Open Document | Open Filing | 27 Oct 2017 | 26 Oct 2017 | 333-216891 | |
| 3 | Open Document | Open Filing | 04 Aug 2017 | 17 May 2017 | 333-216891 | |
| 4 | Open Document | Open Filing | 10 Apr 2017 | 06 Apr 2017 | 000-55615 | |
| 4 | Open Document | Open Filing | 06 Sep 2016 | 01 Sep 2016 | 000-54651 | |
| 4 | Open Document | Open Filing | 28 Mar 2016 | 24 Mar 2016 | 333-197476 | |
| 3 | Open Document | Open Filing | 29 Jan 2015 | 22 Jan 2015 | 333-197476 | |
| 4 | Open Document | Open Filing | 04 Mar 2014 | 01 Mar 2014 | 000-52585 | |
| 4 | Open Document | Open Filing | 04 Mar 2014 | 01 Mar 2014 | 000-53175 | |
| 4 | Open Document | Open Filing | 04 Mar 2014 | 01 Mar 2014 | 000-53603 |