| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 22, 2023 | Jun 20, 2023 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2023 | Mar 20, 2023 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2023 | Feb 2, 2023 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 22, 2022 | Mar 19, 2022 | 001-13283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 28, 2022 | Jan 26, 2022 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 23, 2021 | Mar 19, 2021 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2021 | Jan 26, 2021 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2020 | Mar 19, 2020 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2020 | Jan 27, 2020 | 001-13283 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 20, 2019 | Dec 20, 2019 | 001-13283 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2019 | Nov 13, 2019 | 001-13283 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 9, 2019 | Apr 5, 2019 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2019 | Jan 17, 2019 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 19, 2018 | Oct 17, 2018 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 19, 2018 | Jul 17, 2018 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2018 | Jan 16, 2018 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 6, 2017 | Oct 4, 2017 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 19, 2017 | Jul 17, 2017 | 001-37907 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 16, 2016 | Nov 14, 2016 | 001-37907 |
| 4 | Open Document | Open Filing | 4 | Oct 28, 2016 | Oct 26, 2016 | 001-37907 |
| 4 | Open Document | Open Filing | 4 | Oct 19, 2016 | Oct 17, 2016 | 001-37907 |
| 4 | Open Document | Open Filing | 4 | Oct 13, 2016 | Oct 11, 2016 | 001-37907 |
| 3 | Open Document | Open Filing | 3 | Oct 11, 2016 | Oct 11, 2016 | 001-37907 |