| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jul 21, 2021 | Jul 21, 2021 | 001-40645 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 22, 2015 | May 20, 2015 | 001-06639 |
| 4 | Open Document | Open Filing | 2014 STOCK GRANT | May 23, 2014 | May 21, 2014 | 001-06639 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2014 | May 14, 2014 | 001-06639 |