| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2023 | 04 May 2023 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2020 | 17 Mar 2020 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Dec 2014 | 18 Dec 2014 | 000-14384 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2014 | 23 Oct 2014 | 000-14384 |