| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 19, 2024 | Mar 18, 2024 | 000-29599 |
| 4/A | Open Document | Open Filing | FORM 4/A | Apr 4, 2019 | May 21, 2018 | 000-29599 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2019 | Apr 1, 2019 | 000-29599 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2018 | Mar 1, 2018 | 000-29599 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 18, 2015 | Nov 17, 2014 | 000-29599 |