| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 29 Jun 2021 | 28 Jun 2021 | 000-54318 | |
| 4 | Open Document | Open Filing | 03 Jun 2020 | 29 May 2020 | 000-54318 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Feb 2020 | 07 Feb 2020 | 000-54318 |