| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Jun 5, 2023 | Jun 1, 2023 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 17, 2022 | Aug 15, 2022 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2021 | Aug 31, 2021 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 20, 2020 | Jul 16, 2020 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 16, 2019 | Aug 14, 2019 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 7, 2018 | Dec 5, 2018 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 25, 2018 | Jul 23, 2018 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 14, 2017 | Jul 12, 2017 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 9, 2016 | Aug 8, 2016 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2016 | Mar 11, 2016 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 19, 2015 | Aug 17, 2015 | 001-34791 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Aug 19, 2015 | Aug 17, 2015 | 001-34791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 13, 2015 | Jan 13, 2015 | 001-07935 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2015 | Jan 2, 2015 | 001-07935 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 27, 2014 | Jun 26, 2014 | 001-07935 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2014 | Jan 2, 2014 | 001-07935 |