| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Oct 31, 2022 | Oct 27, 2022 | 000-54433 | |
| 4 | Open Document | Open Filing | Jan 14, 2022 | Dec 28, 2021 | 000-54433 | |
| 4 | Open Document | Open Filing | Oct 5, 2021 | Oct 1, 2021 | 000-54433 | |
| 4 | Open Document | Open Filing | Jul 13, 2021 | Jul 9, 2021 | 000-54433 | |
| 4 | Open Document | Open Filing | Mar 19, 2021 | Nov 17, 2020 | 000-54433 | |
| 4 | Open Document | Open Filing | Apr 28, 2020 | Dec 4, 2019 | 000-54433 | |
| 4 | Open Document | Open Filing | Nov 25, 2019 | Jan 2, 2014 | 000-54433 |