| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2022 | 11 Feb 2022 | 001-16091 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2021 | 05 May 2021 | 001-16091 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2021 | 01 May 2021 | 001-16091 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2021 | 14 Feb 2021 | 001-16091 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2021 | 08 Feb 2021 | 001-16091 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2020 | 01 Apr 2020 | 001-16091 |