| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Feb 7, 2024 | Jan 24, 2024 | 001-31791 | |
| 4 | Open Document | Open Filing | Jan 30, 2023 | Jan 26, 2023 | 001-31791 | |
| 4 | Open Document | Open Filing | Jan 25, 2022 | Jan 24, 2022 | 001-31791 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 29, 2021 | Mar 25, 2021 | 001-31791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2021 | Jan 11, 2021 | 001-31791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 13, 2020 | Jan 9, 2020 | 001-31791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 9, 2019 | Sep 5, 2019 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2019 | Jan 30, 2019 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2019 | Jan 21, 2019 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 18, 2019 | Jan 16, 2019 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2017 | Dec 14, 2017 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2016 | Dec 15, 2016 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2015 | Nov 30, 2015 | 001-31791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 8, 2015 | Mar 12, 2015 | 001-31791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 1, 2015 | Apr 29, 2015 | 001-33579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 30, 2015 | Jan 28, 2015 | 001-33579 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2014 | Dec 15, 2014 | 001-31791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2014 | Oct 22, 2014 | 001-33579 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 18, 2014 | Jul 8, 2014 | 000-53778 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 25, 2014 | Jul 23, 2014 | 001-33579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2014 | Jun 12, 2014 | 001-33579 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 11, 2014 | Jan 13, 2014 | 000-53778 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 11, 2014 | Nov 21, 2013 | 000-53778 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 25, 2014 | Apr 23, 2014 | 001-33579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 24, 2014 | Jan 22, 2014 | 001-33579 |