| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2023 | Dec 31, 2022 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2022 | Feb 19, 2022 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2022 | Feb 17, 2022 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2021 | Mar 9, 2021 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2021 | Feb 19, 2021 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2021 | Feb 18, 2021 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2020 | Feb 20, 2020 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2020 | Feb 19, 2020 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2019 | Feb 26, 2019 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2019 | Feb 21, 2019 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2019 | Feb 19, 2019 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2018 | Sep 17, 2018 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2018 | Feb 21, 2018 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2018 | Feb 19, 2018 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2017 | Sep 17, 2017 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2017 | Feb 19, 2017 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2017 | Feb 16, 2017 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 15, 2016 | Nov 14, 2016 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 19, 2016 | Sep 17, 2016 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2016 | May 5, 2016 | 001-16441 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2016 | Feb 18, 2016 | 001-16441 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 4, 2016 | Jan 1, 2016 | 001-16441 |