| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2022 | Feb 24, 2022 | 000-10792 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2021 | Nov 1, 2021 | 000-10792 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2021 | Aug 2, 2021 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2021 | Mar 3, 2021 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2020 | Feb 24, 2020 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 31, 2019 | Oct 28, 2019 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2019 | May 6, 2019 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2019 | Feb 27, 2019 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2018 | Nov 16, 2018 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2018 | Feb 27, 2018 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 21, 2017 | Nov 17, 2017 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 3, 2017 | Oct 24, 2017 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2017 | Feb 27, 2017 | 000-10792 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2017 | Dec 31, 2016 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 17, 2016 | Feb 12, 2016 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2015 | Mar 16, 2015 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 6, 2014 | Aug 4, 2014 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 31, 2014 | Jul 30, 2014 | 000-10792 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2014 | Feb 6, 2014 | 000-10792 |