| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 18, 2025 | Jul 17, 2025 | 000-20853 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jul 17, 2025 | Jul 16, 2025 | 001-37483 |
| 3 | Open Document | Open Filing | INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES | Jul 17, 2025 | Jul 16, 2025 | 001-37483 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 9, 2025 | Jun 7, 2025 | 000-20853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 25, 2025 | Apr 24, 2025 | 000-20853 |
| 4 | Open Document | Open Filing | 4 | Nov 8, 2024 | Nov 6, 2024 | 000-09992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2024 | Jun 7, 2024 | 000-20853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2024 | May 12, 2024 | 000-20853 |
| 4 | Open Document | Open Filing | 4 | Nov 3, 2023 | Nov 1, 2023 | 000-09992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2023 | May 12, 2023 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 4, 2022 | Nov 2, 2022 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2022 | Sep 30, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2022 | Aug 31, 2022 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2022 | Aug 1, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2022 | Jul 1, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2022 | Jun 1, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2022 | May 13, 2022 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2022 | Apr 29, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2022 | Apr 1, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2022 | Mar 1, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2022 | Feb 1, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2022 | Jan 3, 2022 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 22, 2021 | Dec 21, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2021 | Dec 1, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 5, 2021 | Nov 3, 2021 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2021 | Nov 1, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 8, 2021 | Oct 6, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 27, 2021 | Sep 24, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2021 | Jul 1, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 29, 2021 | Jun 25, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 8, 2021 | May 14, 2021 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2021 | Jun 3, 2021 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 29, 2021 | Mar 26, 2021 | 000-27084 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 1, 2021 | Dec 31, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 23, 2020 | Dec 22, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 6, 2020 | Nov 4, 2020 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 28, 2020 | Sep 25, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 31, 2020 | Aug 31, 2020 | 001-34391 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 31, 2020 | Jul 30, 2020 | 001-34391 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2020 | Jul 1, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 23, 2020 | Jun 19, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2020 | May 30, 2020 | 001-34391 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2020 | May 15, 2020 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2020 | May 5, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2020 | Mar 20, 2020 | 000-27084 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Mar 1, 2020 | 000-20853 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Mar 1, 2020 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 23, 2019 | Dec 20, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 8, 2019 | Nov 7, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2019 | Nov 5, 2019 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2019 | Nov 5, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 5, 2019 | Nov 4, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 24, 2019 | Sep 20, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2019 | Jul 1, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 25, 2019 | Jun 21, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 3, 2019 | May 30, 2019 | 001-34391 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2019 | May 13, 2019 | 001-34501 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 25, 2019 | Mar 22, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 10, 2019 | Jan 9, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2019 | Jan 2, 2019 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2019 | Dec 31, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 26, 2018 | Dec 21, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 4, 2018 | Dec 3, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2018 | Nov 30, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2018 | Nov 7, 2018 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 5, 2018 | Nov 1, 2018 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2018 | Nov 1, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2018 | Oct 31, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2018 | Oct 2, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2018 | Sep 28, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2018 | Sep 4, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 4, 2018 | Aug 31, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2018 | Jul 31, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2018 | Jul 3, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2018 | Jun 29, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2018 | Jun 1, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2018 | May 31, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 31, 2018 | May 31, 2018 | 001-34391 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 25, 2018 | May 23, 2018 | 001-34501 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2018 | Apr 30, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2018 | Apr 3, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2018 | Mar 29, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2018 | Mar 12, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2018 | Feb 28, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2018 | Jan 31, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2018 | Jan 2, 2018 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2018 | Dec 31, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2017 | Nov 30, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2017 | Nov 17, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2017 | Nov 1, 2017 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2017 | Oct 31, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2017 | Sep 29, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2017 | Aug 31, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2017 | Jul 31, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2017 | Jun 30, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 12, 2017 | Jun 9, 2017 | 001-34391 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2017 | Jun 1, 2017 | 001-34391 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2017 | May 31, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 25, 2017 | May 24, 2017 | 001-34501 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2017 | May 2, 2017 | 000-09992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 2, 2017 | Apr 28, 2017 | 001-34501 |
| 4 | Open Document | Open Filing | FORM 4 | May 1, 2017 | Apr 28, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2017 | Mar 31, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2017 | Feb 28, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2017 | Feb 15, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 15, 2017 | Feb 13, 2017 | 000-27084 |
| 3/A | Open Document | Open Filing | FORM 3/A SUBMISSION | Feb 13, 2017 | Jan 31, 2017 | 001-34391 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 10, 2017 | Jan 31, 2017 | 001-34391 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2017 | Feb 1, 2017 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2017 | Dec 30, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2016 | Nov 30, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2016 | Nov 2, 2016 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2016 | Oct 31, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 25, 2016 | Oct 21, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2016 | Sep 30, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 1, 2016 | Aug 31, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2016 | Jul 29, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2016 | Jun 30, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2016 | May 31, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2016 | May 25, 2016 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2016 | May 19, 2016 | 001-34501 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2016 | Apr 29, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2016 | Mar 31, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2016 | Feb 29, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2016 | Jan 29, 2016 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2016 | Dec 31, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2015 | Nov 30, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 6, 2015 | Nov 4, 2015 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2015 | Oct 30, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2015 | Sep 30, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2015 | Aug 31, 2015 | 000-27084 |
| 4/A | Open Document | Open Filing | FORM 4/A | Sep 2, 2015 | Aug 1, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2015 | Aug 1, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2015 | Jun 1, 2015 | 000-27084 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2015 | May 26, 2015 | 000-09992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2015 | May 26, 2015 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2015 | May 18, 2015 | 001-34501 |
| 4 | Open Document | Open Filing | ANNUAL DIRECTOR RSU GRANT | Nov 5, 2014 | Nov 5, 2014 | 000-09992 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 17, 2014 | Jul 15, 2014 | 000-27084 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 2, 2014 | Jun 26, 2014 | 000-27084 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 22, 2014 | May 21, 2014 | 001-34501 |