| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 7, 2022 | Apr 6, 2022 | 001-36441 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 22, 2019 | Jul 22, 2019 | 001-36441 |
| 3 | Open Document | Open Filing | FORM 3 | May 29, 2018 | May 22, 2018 | 001-36441 |