| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Oct 14, 2021 | Jun 18, 2019 | 001-31950 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Oct 29, 2020 | Jun 10, 2020 | 001-31950 |
| 4 | Open Document | Open Filing | Aug 7, 2020 | Aug 5, 2020 | 001-31950 | |
| 4 | Open Document | Open Filing | Aug 4, 2020 | Jul 31, 2020 | 001-31950 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2014 | Apr 2, 2014 | 001-31950 |