| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2022 | Aug 31, 2022 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 17, 2022 | Aug 17, 2022 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2022 | Feb 23, 2022 | 001-16247 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2021 | Jan 2, 2021 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2019 | Feb 20, 2019 | 001-16247 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2019 | Dec 29, 2018 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2018 | Feb 21, 2018 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 15, 2017 | Sep 26, 2017 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2017 | Feb 23, 2017 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2016 | Nov 14, 2016 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2016 | Feb 24, 2016 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 24, 2015 | Sep 22, 2015 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2015 | Feb 25, 2015 | 001-16247 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2014 | Feb 19, 2014 | 001-16247 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 10, 2014 | Dec 28, 2013 | 001-16247 |