| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 15, 2025 | Oct 10, 2025 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 15, 2025 | Jul 11, 2025 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2025 | May 22, 2025 | 000-16211 |
| 4 | Open Document | Open Filing | May 2, 2025 | May 1, 2025 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2025 | Apr 11, 2025 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2025 | Jan 10, 2025 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 15, 2024 | Oct 11, 2024 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 15, 2024 | Jul 12, 2024 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 24, 2024 | May 23, 2024 | 000-16211 |
| 4 | Open Document | Open Filing | May 2, 2024 | May 1, 2024 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2024 | Apr 12, 2024 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2024 | Jan 12, 2024 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 16, 2023 | Oct 13, 2023 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 17, 2023 | Jul 14, 2023 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2023 | May 25, 2023 | 000-16211 |
| 4 | Open Document | Open Filing | May 2, 2023 | May 1, 2023 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2023 | Apr 15, 2023 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 13, 2023 | Jan 13, 2023 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2022 | Nov 15, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 6, 2022 | Jul 6, 2022 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 24, 2022 | Jun 23, 2022 | 001-38096 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 25, 2022 | May 23, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | May 4, 2022 | May 2, 2022 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 11, 2022 | Apr 8, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 19, 2022 | Jan 14, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 16, 2021 | Nov 15, 2021 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 12, 2021 | Oct 8, 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 13, 2021 | Jul 9, 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 21, 2021 | Jun 17, 2021 | 001-38096 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2021 | May 27, 2021 | 000-16211 |
| 4 | Open Document | Open Filing | May 4, 2021 | May 3, 2021 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 12, 2021 | Apr 9, 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 12, 2021 | Jan 8, 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 24, 2020 | Nov 23, 2020 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 16, 2020 | Nov 12, 2020 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 13, 2020 | Oct 9, 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 10, 2020 | Jul 10, 2020 | 000-16211 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 12, 2020 | Jun 11, 2020 | 001-38096 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 22, 2020 | May 21, 2020 | 000-16211 |
| 4 | Open Document | Open Filing | May 4, 2020 | May 1, 2020 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 14, 2020 | Apr 10, 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2020 | Jan 10, 2020 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 22, 2019 | Nov 20, 2019 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 16, 2019 | Oct 11, 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 16, 2019 | Jul 12, 2019 | 000-16211 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 14, 2019 | Jun 12, 2019 | 001-38096 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 29, 2019 | May 24, 2019 | 000-16211 |
| 4 | Open Document | Open Filing | May 2, 2019 | May 1, 2019 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2019 | Apr 12, 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 15, 2019 | Jan 11, 2019 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 15, 2018 | Nov 13, 2018 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 16, 2018 | Oct 12, 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 13, 2018 | Jul 13, 2018 | 000-16211 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 11, 2018 | Jun 7, 2018 | 001-38096 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jun 11, 2018 | Jun 7, 2018 | 001-38096 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 24, 2018 | May 23, 2018 | 000-16211 |
| 4 | Open Document | Open Filing | May 2, 2018 | May 1, 2018 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 13, 2018 | Apr 13, 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2018 | Jan 12, 2018 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 17, 2017 | Nov 15, 2017 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 17, 2017 | Oct 13, 2017 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 18, 2017 | Jul 14, 2017 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2017 | May 24, 2017 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2017 | May 20, 2017 | 000-16211 |
| 4 | Open Document | Open Filing | May 3, 2017 | May 1, 2017 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2017 | Apr 14, 2017 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2017 | Jan 13, 2017 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 17, 2016 | Nov 15, 2016 | 001-36486 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 28, 2016 | May 23, 2016 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 18, 2016 | Oct 14, 2016 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 12, 2016 | Jul 8, 2016 | 000-16211 |
| 3/A | Open Document | Open Filing | Jun 9, 2016 | Feb 16, 2016 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2016 | May 25, 2016 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 24, 2016 | May 23, 2016 | 000-16211 |
| 4 | Open Document | Open Filing | May 3, 2016 | May 2, 2016 | 001-09120 | |
| 3 | Open Document | Open Filing | May 2, 2016 | Feb 16, 2016 | 001-09120 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 12, 2016 | Apr 8, 2016 | 000-16211 |
| 4 | Open Document | Open Filing | Feb 24, 2016 | Feb 22, 2016 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 12, 2016 | Jan 8, 2016 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 9, 2015 | Nov 6, 2015 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 9, 2015 | Oct 9, 2015 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 14, 2015 | Jul 10, 2015 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2015 | May 23, 2015 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 22, 2015 | May 21, 2015 | 000-16211 |
| 4 | Open Document | Open Filing | May 5, 2015 | May 1, 2015 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 13, 2015 | Apr 10, 2015 | 000-16211 |
| 4 | Open Document | Open Filing | Feb 25, 2015 | Feb 23, 2015 | 001-06571 | |
| 4 | Open Document | Open Filing | Feb 11, 2015 | Feb 11, 2015 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 12, 2015 | Jan 9, 2015 | 000-16211 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 18, 2014 | Nov 14, 2014 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 14, 2014 | Oct 10, 2014 | 000-16211 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 8, 2014 | Sep 29, 2014 | 001-36486 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 11, 2014 | Jul 11, 2014 | 000-16211 |
| 4 | Open Document | Open Filing | Jun 30, 2014 | Jun 27, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2014 | May 21, 2014 | 000-16211 |
| 4 | Open Document | Open Filing | May 13, 2014 | May 9, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | May 6, 2014 | May 4, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 14, 2014 | Apr 11, 2014 | 000-16211 |
| 4 | Open Document | Open Filing | Mar 7, 2014 | Mar 6, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | Feb 26, 2014 | Feb 24, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2014 | Feb 11, 2014 | 000-16211 |
| 4 | Open Document | Open Filing | Feb 11, 2014 | Feb 10, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | Jan 28, 2014 | Jan 27, 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2014 | Jan 10, 2014 | 000-16211 |