| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 20, 2022 | Jan 18, 2022 | 001-32472 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 1, 2021 | Sep 30, 2021 | 001-32472 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 2, 2021 | Jun 30, 2021 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jan 2, 2020 | Dec 31, 2019 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Oct 1, 2019 | Sep 30, 2019 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jul 1, 2019 | Jun 28, 2019 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Apr 2, 2019 | Mar 29, 2019 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jan 3, 2019 | Dec 31, 2018 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Oct 2, 2018 | Sep 28, 2018 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jul 2, 2018 | Jun 29, 2018 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Apr 2, 2018 | Mar 29, 2018 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jan 2, 2018 | Dec 29, 2017 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Oct 3, 2017 | Sep 30, 2017 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jul 5, 2017 | Jun 30, 2017 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Apr 3, 2017 | Mar 31, 2017 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jan 3, 2017 | Dec 31, 2016 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Oct 4, 2016 | Sep 30, 2016 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Jul 1, 2016 | Jun 30, 2016 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Apr 13, 2016 | Mar 28, 2016 | 001-32472 |
| 4/A | Open Document | Open Filing | 4/A | Dec 3, 2015 | Dec 1, 2015 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Dec 2, 2015 | Dec 1, 2015 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Feb 12, 2015 | Feb 11, 2015 | 001-32472 |
| 3 | Open Document | Open Filing | 3 | Feb 12, 2015 | Feb 11, 2015 | 001-32472 |
| 4 | Open Document | Open Filing | 4 | Feb 12, 2015 | Feb 11, 2015 | 001-34404 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2014 | Dec 1, 2014 | 001-34404 |