| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 1, 2021 | Jun 30, 2021 | 001-40574 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2021 | Jun 14, 2021 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 24, 2020 | Feb 20, 2020 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 10, 2019 | Jun 6, 2019 | 000-52049 |
| 4 | Open Document | Open Filing | 4 | Feb 20, 2018 | Feb 15, 2018 | 000-52049 |
| 3 | Open Document | Open Filing | 3 | Feb 20, 2018 | Feb 15, 2018 | 000-52049 |