| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 30, 2025 | May 28, 2025 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2025 | May 23, 2025 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2024 | May 29, 2024 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2023 | May 15, 2023 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2022 | May 25, 2022 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 17, 2021 | Aug 13, 2021 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2021 | May 26, 2021 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2020 | Jul 31, 2020 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2019 | May 16, 2019 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2019 | Feb 19, 2019 | 001-05647 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 1, 2019 | Feb 1, 2019 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2019 | Dec 27, 2018 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2018 | Nov 15, 2018 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2018 | Aug 15, 2018 | 001-35198 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 15, 2018 | Aug 13, 2018 | 001-05647 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 15, 2018 | Aug 13, 2018 | 001-05647 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2018 | Jun 29, 2018 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2018 | May 15, 2018 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 30, 2018 | Mar 29, 2018 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 16, 2018 | Feb 15, 2018 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 22, 2017 | Dec 21, 2017 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 19, 2017 | Sep 18, 2017 | 001-35198 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 19, 2017 | Sep 18, 2017 | 001-35198 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 9, 2017 | Aug 7, 2017 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2017 | May 1, 2017 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2017 | Jan 1, 2017 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2016 | Jan 1, 2016 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2015 | Apr 1, 2015 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2014 | Mar 14, 2014 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2014 | Feb 14, 2014 | 000-26176 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2014 | Feb 7, 2014 | 000-26176 |