Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
---|---|---|---|---|---|---|
4 | Open Document | Open Filing | May 31, 2023 | May 17, 2023 | 000-26731 | |
3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2018 | Apr 18, 2018 | 000-26731 |
3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 31, 2016 | Aug 8, 2014 | 000-55068 |