| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2021 | Sep 30, 2021 | 000-54697 | 
| 3 | Open Document | Open Filing | FORM 3 | Oct 4, 2021 | Sep 30, 2021 | 000-54697 | 
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 27, 2016 | Sep 30, 2016 | 000-54697 |