| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2022 | Dec 21, 2022 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2022 | Dec 21, 2022 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2022 | Dec 21, 2022 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2022 | Dec 21, 2022 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2017 | Dec 15, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2017 | Sep 14, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2017 | Sep 14, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2017 | Sep 14, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2017 | Mar 16, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 7, 2017 | Mar 3, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 7, 2017 | Mar 3, 2017 | 000-12919 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 7, 2017 | Mar 3, 2017 | 000-12919 |