| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Dec 15, 2021 | Dec 14, 2021 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 25, 2021 | Oct 22, 2021 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 1, 2021 | Aug 31, 2021 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2021 | May 31, 2021 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2021 | Feb 26, 2021 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2021 | Feb 3, 2021 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 12, 2020 | Nov 11, 2020 | 001-04717 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2020 | Aug 1, 2020 | 001-04717 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 3, 2020 | Aug 1, 2020 | 001-04717 |