| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 12 Aug 2022 | 30 Jun 2022 | 000-24431 | |
| 3/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Mar 2016 | 31 Aug 2015 | 000-51255 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 16 Feb 2016 | ||
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Sep 2015 | 31 Aug 2015 | 000-51255 |