| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2021 | May 13, 2021 | 001-34055 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2021 | May 6, 2021 | 001-34055 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2020 | May 8, 2018 | 001-34055 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2019 | Jun 17, 2019 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2019 | May 6, 2019 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 11, 2019 | Mar 29, 2019 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 26, 2019 | Mar 13, 2019 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2019 | Jan 31, 2019 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2019 | Jan 16, 2019 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 7, 2019 | Oct 24, 2018 | 001-08266 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jan 7, 2019 | Sep 6, 2018 | 001-08266 |
| 4 | Open Document | Open Filing | Sep 17, 2018 | Sep 13, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | Sep 7, 2018 | Sep 6, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | Aug 14, 2018 | Aug 14, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | Jul 18, 2018 | Jul 14, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 17, 2018 | Jun 21, 2018 | 001-34055 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 17, 2018 | Jun 21, 2018 | 001-34055 |
| 4 | Open Document | Open Filing | Jun 14, 2018 | Jun 13, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | May 9, 2018 | May 7, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | Apr 10, 2018 | Dec 22, 2017 | 001-08266 | |
| 4 | Open Document | Open Filing | Mar 29, 2018 | Mar 28, 2018 | 001-08266 | |
| 4 | Open Document | Open Filing | Dec 27, 2017 | Dec 22, 2017 | 001-08266 | |
| 4/A | Open Document | Open Filing | Nov 14, 2017 | Nov 6, 2017 | 001-08266 | |
| 4 | Open Document | Open Filing | Nov 13, 2017 | Nov 6, 2017 | 001-08266 | |
| 4 | Open Document | Open Filing | Aug 28, 2017 | Aug 23, 2017 | 001-08266 | |
| 4 | Open Document | Open Filing | Aug 25, 2017 | Aug 23, 2017 | 001-08266 | |
| 4 | Open Document | Open Filing | Jun 12, 2017 | Jun 8, 2017 | 001-08266 | |
| 3 | Open Document | Open Filing | Jun 12, 2017 | May 23, 2017 | 001-08266 |