| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Sep 14, 2021 | Sep 14, 2021 | 001-40803 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 31, 2019 | Jan 31, 2019 | 001-38499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 5, 2018 | Sep 1, 2018 | 001-38499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2017 | Sep 1, 2017 | 000-10653 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2016 | Sep 1, 2016 | 000-10653 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 3, 2015 | Sep 1, 2015 | 000-10653 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 3, 2014 | Sep 1, 2014 | 000-10653 |