| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 6, 2021 | Dec 3, 2021 | 001-36808 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 29, 2021 | Oct 28, 2021 | 001-36808 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 30, 2019 | Jul 29, 2019 | 001-36808 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2017 | Feb 27, 2017 | 001-36808 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 18, 2016 | Feb 16, 2016 | 001-36808 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2015 | Mar 17, 2015 | 001-36808 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 15, 2015 | Jan 15, 2015 | 001-36808 |