| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 21, 2022 | Apr 21, 2022 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2022 | Mar 4, 2022 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2022 | Feb 17, 2022 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2022 | Feb 2, 2022 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 25, 2022 | Jan 21, 2022 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2022 | Jan 19, 2022 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2021 | Mar 12, 2021 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 26, 2021 | Jan 22, 2021 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 22, 2021 | Jan 20, 2021 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 20, 2021 | Jan 19, 2021 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 20, 2020 | Oct 18, 2020 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 7, 2020 | Apr 3, 2020 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 22, 2020 | Jan 17, 2020 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2019 | Jan 18, 2019 | 001-04601 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 20, 2017 | Oct 18, 2017 | 001-04601 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 5, 2017 | Jul 1, 2017 | 001-04601 |