| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 9, 2024 | Dec 29, 2023 | 000-54500 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 8, 2021 | Jan 8, 2021 | 000-29929 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 11, 2020 | Jun 8, 2020 | 000-54500 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 7, 2018 | Nov 30, 2018 | 000-29929 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 27, 2018 | Apr 2, 2018 | 000-29929 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2014 | Feb 28, 2014 | 000-52055 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2014 | Feb 28, 2014 | 000-52055 |