| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | May 7, 2024 | May 4, 2024 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 27, 2023 | Sep 25, 2023 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 2, 2023 | Apr 29, 2023 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 31, 2020 | Dec 30, 2020 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 29, 2020 | Sep 27, 2020 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 9, 2020 | Jul 7, 2020 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2019 | Dec 28, 2018 | 001-33731 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jul 18, 2016 | Jul 1, 2016 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2016 | Jul 1, 2016 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 17, 2015 | Dec 16, 2015 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 9, 2015 | Oct 7, 2015 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 10, 2015 | Jul 7, 2015 | 001-33731 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Sep 26, 2014 | Jul 7, 2014 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 15, 2014 | Sep 11, 2014 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2014 | Jul 1, 2014 | 001-33731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2014 | Dec 31, 2013 | 001-33731 |