| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 17, 2021 | Jun 15, 2021 | 001-38789 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 19, 2020 | Jun 17, 2020 | 001-38789 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 23, 2019 | Dec 19, 2019 | 001-38789 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Dec 23, 2019 | Dec 19, 2019 | 001-38789 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2019 | Jan 31, 2019 | 001-38789 |