| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Mar 2, 2022 | Mar 2, 2022 | 001-36523 | |
| 4 | Open Document | Open Filing | Feb 15, 2022 | Feb 11, 2022 | 001-36523 | |
| 4 | Open Document | Open Filing | Feb 12, 2021 | Feb 10, 2021 | 001-36523 | |
| 4 | Open Document | Open Filing | Feb 24, 2020 | Feb 20, 2020 | 001-36523 | |
| 4 | Open Document | Open Filing | Apr 8, 2019 | Apr 4, 2019 | 001-36523 | |
| 4 | Open Document | Open Filing | Mar 1, 2019 | Feb 27, 2019 | 001-36523 | |
| 4 | Open Document | Open Filing | Sep 28, 2018 | Sep 27, 2018 | 001-36523 | |
| 3 | Open Document | Open Filing | Sep 28, 2018 | Sep 27, 2018 | 001-36523 |