| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 11, 2022 | Jul 11, 2022 | 000-54483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 21, 2022 | Jun 21, 2022 | 000-54483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2022 | Jun 14, 2022 | 000-54483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 23, 2015 | Sep 3, 2015 | 000-54483 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2015 | Dec 31, 2014 | 000-54483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 11, 2014 | Dec 10, 2014 | 000-54483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2014 | Feb 5, 2014 | 000-54483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 7, 2014 | Jan 7, 2014 | 000-54483 |