| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 22, 2022 | Dec 20, 2022 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 12, 2021 | Mar 12, 2021 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 16, 2019 | Dec 13, 2019 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2018 | Mar 13, 2018 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2018 | Mar 7, 2018 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 18, 2017 | Sep 14, 2017 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2017 | Jun 13, 2017 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2017 | May 31, 2017 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 25, 2017 | May 23, 2017 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 17, 2016 | Aug 17, 2016 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 25, 2015 | Aug 24, 2015 | 001-11703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2014 | Feb 18, 2014 | 001-11703 |