Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
---|---|---|---|---|---|---|
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2022 | Mar 31, 2022 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 31, 2022 | Mar 29, 2022 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2022 | Mar 25, 2022 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2022 | Mar 14, 2022 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2022 | Mar 7, 2022 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 31, 2021 | Mar 29, 2021 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2021 | Mar 26, 2021 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 31, 2020 | Mar 27, 2020 | 000-26584 |
4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2019 | Mar 29, 2019 | 000-26584 |
3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 2, 2018 | Nov 1, 2018 | 000-26584 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 14, 2015 | Aug 12, 2015 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 17, 2015 | Jun 16, 2015 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 24, 2015 | Mar 23, 2015 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2015 | Feb 27, 2015 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 24, 2015 | Feb 21, 2015 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 16, 2014 | Dec 12, 2014 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 20, 2014 | Feb 18, 2014 | 000-08185 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 30, 2014 | Jan 28, 2014 | 000-08185 |