| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 14, 2021 | Dec 10, 2021 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 10, 2021 | Dec 8, 2021 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2021 | Nov 18, 2021 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2021 | Aug 21, 2021 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 14, 2020 | Dec 10, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 9, 2020 | Dec 8, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 7, 2020 | Dec 4, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 23, 2020 | Nov 19, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 25, 2020 | Aug 21, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2020 | Jun 1, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 31, 2020 | Mar 28, 2020 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 12, 2019 | Dec 10, 2019 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 9, 2019 | Dec 8, 2019 | 001-11689 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 23, 2019 | Aug 21, 2019 | 001-11689 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 23, 2019 | Aug 21, 2019 | 001-11689 |