| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 13, 2022 | Oct 3, 2022 | 001-34249 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2015 | Mar 16, 2015 | 000-25813 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2014 | Mar 13, 2014 | 000-25813 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 17, 2014 | Mar 13, 2014 | 000-25813 |