| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2022 | Dec 31, 2021 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2021 | May 12, 2021 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 13, 2020 | Mar 12, 2020 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 28, 2019 | May 23, 2019 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2018 | May 23, 2018 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 8, 2017 | Dec 6, 2017 | 001-34190 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 8, 2017 | Dec 6, 2017 | 001-34190 |