| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Oct 17, 2023 | Oct 17, 2023 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2023 | Mar 10, 2023 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2023 | Jan 3, 2023 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2022 | May 16, 2022 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2022 | Mar 11, 2022 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2022 | Dec 31, 2021 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2021 | Feb 22, 2021 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 11, 2020 | Aug 11, 2020 | 001-33987 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 11, 2020 | Feb 19, 2020 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2020 | Feb 19, 2020 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2020 | Jan 1, 2020 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 15, 2019 | Aug 14, 2019 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2019 | May 6, 2019 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2019 | Jan 1, 2019 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2018 | Nov 20, 2018 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 16, 2018 | Apr 13, 2018 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2018 | Feb 23, 2018 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 28, 2017 | Jul 26, 2017 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2017 | Feb 21, 2017 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2017 | Feb 10, 2017 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 15, 2016 | Jan 8, 2016 | 001-33987 |
| 4 | Open Document | Open Filing | Jan 5, 2015 | Jan 1, 2015 | 001-33987 | |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 24, 2014 | Feb 20, 2014 | 001-33987 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 3, 2014 | Jan 1, 2014 | 001-33987 |