| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 8, 2022 | Jul 8, 2022 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 1, 2022 | Mar 4, 2021 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2022 | Jun 2, 2022 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 7, 2022 | Mar 3, 2022 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2021 | Nov 17, 2021 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2021 | Nov 15, 2021 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 15, 2021 | Nov 11, 2021 | 000-24612 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 12, 2021 | Nov 9, 2021 | 000-24612 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2021 | Jan 15, 2021 | 000-24612 |