| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 31, 2024 | Dec 27, 2024 | 000-51446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2024 | Mar 7, 2024 | 000-51446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2023 | Mar 2, 2023 | 000-51446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2022 | Mar 7, 2022 | 000-51446 |
| 4 | Open Document | Open Filing | May 26, 2021 | May 24, 2021 | 000-51446 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2021 | May 3, 2021 | 000-51446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2020 | Mar 2, 2020 | 000-51446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 27, 2019 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2018 | Mar 7, 2018 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 15, 2017 | Dec 15, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 15, 2017 | Nov 14, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 11, 2017 | Sep 7, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 7, 2017 | Sep 6, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 23, 2017 | Aug 18, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 18, 2017 | Aug 17, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 15, 2017 | Aug 15, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 10, 2017 | Aug 8, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2017 | Mar 14, 2017 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 7, 2016 | Dec 5, 2016 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2016 | May 12, 2016 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 30, 2016 | Mar 29, 2016 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2016 | Mar 3, 2016 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2016 | Feb 26, 2016 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 8, 2015 | Dec 4, 2015 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 30, 2015 | Nov 27, 2015 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 12, 2015 | Nov 10, 2015 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 10, 2015 | Mar 6, 2015 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2015 | Mar 5, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2015 | Mar 3, 2015 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2015 | Mar 2, 2015 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 8, 2014 | Dec 5, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2014 | Nov 4, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 3, 2014 | Nov 3, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 14, 2014 | Aug 13, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 12, 2014 | May 12, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2014 | Mar 7, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2014 | Mar 4, 2014 | 000-51446 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2014 | Mar 3, 2014 | 000-51446 |