| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 24, 2022 | Mar 22, 2022 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 8, 2021 | Sep 3, 2021 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 8, 2020 | Sep 3, 2020 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 29, 2020 | Jul 27, 2020 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 13, 2019 | Nov 12, 2019 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2019 | Sep 3, 2019 | 001-00087 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2019 | Dec 4, 2018 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2018 | Dec 15, 2018 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 7, 2018 | Dec 4, 2018 | 001-00087 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2018 | May 1, 2017 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2017 | Dec 15, 2017 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 18, 2017 | Sep 14, 2017 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2017 | May 12, 2017 | 001-00087 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2017 | May 1, 2017 | 001-00087 |