| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 23 Mar 2022 | 21 Mar 2022 | 001-40747 | |
| 4 | Open Document | Open Filing | 15 Dec 2021 | 13 Dec 2021 | 001-40747 | |
| 4 | Open Document | Open Filing | 07 May 2021 | 05 May 2021 | 000-54545 | |
| 4 | Open Document | Open Filing | 09 Oct 2020 | 07 Oct 2020 | 000-54545 | |
| 4 | Open Document | Open Filing | 21 Jun 2019 | 19 Jun 2019 | 000-54545 | |
| 4 | Open Document | Open Filing | 4 | 13 Nov 2017 | 29 Sep 2017 | 000-54545 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Feb 2017 | 31 Jan 2017 | 000-54545 |