| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2022 | Apr 1, 2022 | 001-33807 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2021 | Feb 25, 2021 | 001-33807 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2019 | Oct 1, 2019 | 001-33807 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 31, 2017 | Aug 30, 2017 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 5, 2016 | Jun 30, 2016 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2016 | Apr 1, 2016 | 001-33807 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2016 | Dec 31, 2015 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2015 | Jun 30, 2015 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2015 | Apr 1, 2015 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2015 | Feb 24, 2015 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 3, 2014 | Oct 1, 2014 | 001-33807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2014 | Jun 30, 2014 | 001-33807 |