| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2022 | Feb 10, 2022 | 001-31553 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2021 | Sep 16, 2021 | 001-31553 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2021 | Sep 14, 2021 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2021 | Mar 15, 2021 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2021 | Feb 19, 2021 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 17, 2020 | Sep 15, 2020 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2020 | Sep 14, 2020 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2020 | Mar 15, 2020 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 17, 2019 | Sep 14, 2019 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2019 | Jun 7, 2019 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2019 | Mar 15, 2019 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 18, 2018 | Sep 14, 2018 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2018 | Mar 15, 2018 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2018 | Feb 2, 2018 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 19, 2017 | Sep 15, 2017 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 13, 2017 | Jun 9, 2017 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2017 | Mar 15, 2017 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 19, 2016 | Sep 15, 2016 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2016 | Sep 14, 2016 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2016 | Jun 13, 2016 | 001-31553 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2016 | Mar 15, 2016 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2016 | Mar 15, 2016 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2016 | Mar 11, 2016 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 17, 2015 | Sep 15, 2015 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2015 | Sep 14, 2015 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 28, 2015 | May 27, 2015 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2015 | Mar 15, 2015 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 17, 2014 | Sep 16, 2014 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2014 | Sep 14, 2014 | 001-31553 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2014 | Mar 15, 2014 | 001-31553 |