| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | Feb 3, 2025 | Jan 1, 2025 | 001-31819 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 9, 2015 | Jun 8, 2015 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 1, 2015 | Apr 29, 2015 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 9, 2015 | Jan 7, 2015 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 7, 2014 | Nov 5, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 23, 2014 | Oct 21, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 20, 2014 | Oct 16, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 15, 2014 | Oct 13, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 7, 2014 | Oct 3, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 22, 2014 | Jul 18, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2014 | Apr 2, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2014 | Apr 2, 2014 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 11, 2014 | May 21, 2013 | 001-33776 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 28, 2014 | Jan 22, 2014 | 001-32212 |