| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2021 | May 18, 2021 | 001-32731 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2021 | Mar 17, 2021 | 001-32731 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2021 | Mar 12, 2021 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 21, 2020 | May 19, 2020 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 22, 2019 | May 21, 2019 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2019 | May 22, 2018 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2017 | May 25, 2017 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2017 | Mar 1, 2017 | 001-13499 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2017 | Jan 1, 2017 | 001-13499 |
| 4 | Open Document | Open Filing | FORM 4 | May 16, 2016 | May 13, 2016 | 001-13499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2016 | May 11, 2016 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2016 | Jan 1, 2016 | 001-13499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2015 | May 13, 2015 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 | May 11, 2015 | May 8, 2015 | 001-13499 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2015 | Jan 1, 2015 | 001-13499 |
| 4 | Open Document | Open Filing | ANNUAL RSU GRANT | May 16, 2014 | May 15, 2014 | 001-32731 |
| 4 | Open Document | Open Filing | FORM 4 | May 12, 2014 | May 9, 2014 | 001-13499 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2014 | Jan 1, 2014 | 001-13499 |