| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Oct 3, 2022 | May 23, 2018 | 001-36894 | |
| 4 | Open Document | Open Filing | Jun 18, 2020 | May 18, 2020 | 001-36894 | |
| 4 | Open Document | Open Filing | Jul 8, 2019 | Jun 5, 2019 | 001-36894 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 16, 2017 | May 11, 2017 | 001-36894 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 18, 2016 | Aug 16, 2016 | 001-36894 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 17, 2016 | Apr 1, 2015 | 001-36894 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 16, 2016 | Feb 23, 2016 | 001-36894 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 17, 2016 | Apr 1, 2015 | 001-36894 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 10, 2016 | Feb 8, 2016 | 001-36894 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 24, 2015 | Apr 1, 2015 | 001-36894 |
| 3 | Open Document | Open Filing | 3 | Mar 25, 2015 | Mar 25, 2015 | 001-36894 |