| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | AMENDED STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 28, 2022 | Feb 25, 2022 | 001-33810 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 1, 2022 | Feb 25, 2022 | 001-33810 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 9, 2022 | Feb 7, 2022 | 001-33810 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 2, 2022 | Jan 31, 2022 | 001-33810 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jan 25, 2022 | Jan 21, 2022 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2021 | Mar 11, 2021 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2021 | Feb 7, 2021 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 26, 2021 | Jan 22, 2021 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 25, 2021 | Jan 21, 2021 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 20, 2021 | Jan 15, 2021 | 001-33810 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2020 | Mar 4, 2020 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2020 | Mar 4, 2020 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2020 | Feb 7, 2020 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2020 | Jan 21, 2020 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2020 | Jan 15, 2020 | 001-33810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2019 | May 7, 2018 | 001-33810 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 22, 2018 | May 7, 2018 | 001-33810 |
| 4 | Open Document | Open Filing | Jul 22, 2015 | Jul 20, 2015 | 001-11507 | |
| 4 | Open Document | Open Filing | Jun 30, 2015 | Jun 24, 2015 | 001-11507 | |
| 4 | Open Document | Open Filing | Jun 26, 2014 | Jun 24, 2014 | 001-11507 | |
| 4 | Open Document | Open Filing | Feb 4, 2014 | Jan 31, 2014 | 001-11507 |