| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | Oct 3, 2022 | Oct 3, 2022 | 000-56464 | |
| 4 | Open Document | Open Filing | FORM 4 | Jul 16, 2015 | Jan 15, 2015 | 000-29637 | 
| 4/A | Open Document | Open Filing | FORM 4/A | Jul 16, 2015 | May 5, 2015 | 000-29637 | 
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2015 | May 5, 2015 | 000-29637 | 
| 4 | Open Document | Open Filing | FORM 4 | Jun 24, 2014 | Jun 23, 2014 | 000-29637 | 
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2014 | Feb 13, 2014 | 000-29637 |