| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 11, 2022 | Apr 8, 2022 | 001-38484 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2022 | Feb 10, 2022 | 001-38484 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2021 | Apr 1, 2021 | 001-38484 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2020 | Jul 1, 2020 | 001-38484 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2019 | Apr 2, 2019 | 001-38484 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2019 | Apr 2, 2019 | 001-38484 |