| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2021 | Jun 9, 2021 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2021 | Feb 24, 2021 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2020 | May 6, 2020 | 001-39009 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 12, 2019 | Nov 7, 2019 | 001-39009 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2019 | Aug 1, 2019 | 001-39009 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2019 | Aug 1, 2019 | 001-39009 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2019 | Aug 1, 2019 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2019 | Jan 15, 2019 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2018 | May 8, 2018 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2018 | May 1, 2018 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 18, 2018 | Jan 16, 2018 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 15, 2017 | Dec 13, 2017 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 19, 2017 | Jan 17, 2017 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2016 | Jan 19, 2016 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2015 | Jun 11, 2015 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 22, 2015 | Jan 20, 2015 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2014 | Jun 6, 2014 | 001-10253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2014 | Jan 21, 2014 | 001-10253 |