| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2022 | 12 Feb 2022 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Dec 2021 | 30 Nov 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2021 | 12 Feb 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Dec 2020 | 30 Nov 2020 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2020 | 12 Feb 2020 | 000-23837 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 11 Feb 2020 | 03 Feb 2020 | 000-23837 |