| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 20, 2023 | Jul 18, 2023 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2022 | Apr 29, 2022 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 13, 2022 | Apr 12, 2022 | 000-23248 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Nov 16, 2021 | Nov 8, 2021 | 000-23248 |