| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 8, 2021 | Jun 7, 2021 | 001-04329 |
| 4 | Open Document | Open Filing | Feb 16, 2021 | Feb 15, 2021 | 001-04329 | |
| 4 | Open Document | Open Filing | Jul 28, 2020 | Jul 27, 2020 | 001-04329 | |
| 3 | Open Document | Open Filing | Jul 27, 2020 | Jul 27, 2020 | 001-04329 |