| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 8, 2021 | Sep 6, 2021 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2021 | Mar 11, 2021 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2021 | Feb 23, 2021 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2021 | Feb 8, 2021 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2021 | Feb 7, 2021 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 11, 2020 | Aug 7, 2020 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 11, 2020 | Aug 7, 2020 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2020 | Mar 11, 2020 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2020 | Feb 23, 2020 | 001-39110 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2020 | Feb 7, 2020 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2020 | Feb 8, 2020 | 001-39110 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2020 | Jan 2, 2020 | 001-39110 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 29, 2019 | Oct 25, 2019 | 001-39110 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2019 | Jul 1, 2019 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 28, 2019 | May 27, 2019 | 000-13470 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Mar 15, 2019 | Mar 11, 2019 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2019 | Mar 11, 2019 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 25, 2019 | Feb 23, 2019 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2019 | Feb 8, 2019 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2019 | Jan 3, 2019 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2018 | Jul 2, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 29, 2018 | May 29, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 29, 2018 | May 27, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2018 | Mar 12, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2018 | Feb 23, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2018 | Feb 8, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2018 | Jan 2, 2018 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 5, 2017 | Jul 3, 2017 | 000-13470 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jun 7, 2017 | May 27, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 31, 2017 | May 27, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 22, 2017 | Mar 21, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 22, 2017 | Feb 21, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 10, 2017 | Feb 8, 2017 | 000-13470 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jan 27, 2017 | Jan 4, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 24, 2017 | Jan 23, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2017 | Jan 4, 2017 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 22, 2016 | Dec 21, 2016 | 000-13470 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 13, 2016 | Dec 12, 2016 | 000-13470 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Sep 21, 2016 | Sep 13, 2016 | 000-13470 |