| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Dec 6, 2024 | Dec 4, 2024 | 000-23837 |
| 4 | Open Document | Open Filing | 4 | Dec 3, 2024 | Nov 30, 2024 | 000-23837 |
| 4 | Open Document | Open Filing | 4 | Aug 23, 2024 | Aug 21, 2024 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 6, 2023 | Dec 4, 2023 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2023 | Nov 30, 2023 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2022 | Nov 30, 2022 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 29, 2022 | Nov 25, 2022 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2022 | Apr 1, 2022 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2021 | Nov 30, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 29, 2021 | Nov 25, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 2, 2021 | Nov 1, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2021 | Oct 1, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 17, 2021 | Sep 15, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2021 | Mar 1, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 16, 2021 | Feb 11, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2021 | Feb 1, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2021 | Jan 4, 2021 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2020 | Nov 30, 2020 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 30, 2020 | Nov 25, 2020 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 3, 2020 | Sep 1, 2020 | 000-23837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 10, 2020 | Aug 6, 2020 | 000-12196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 5, 2020 | Aug 3, 2020 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 6, 2020 | Jul 1, 2020 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2020 | Jan 2, 2020 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2019 | Dec 2, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2019 | Nov 27, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 27, 2019 | Nov 25, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2019 | Nov 1, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2019 | Oct 1, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 5, 2019 | Sep 3, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 5, 2019 | Aug 1, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2019 | Aug 1, 2019 | 000-12196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2019 | Jul 1, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 5, 2019 | Jun 3, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2019 | May 1, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2019 | Apr 1, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 5, 2019 | Oct 1, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2019 | Jan 2, 2019 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2018 | Nov 30, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 29, 2018 | Nov 27, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2018 | Nov 1, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2018 | Sep 4, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 3, 2018 | Aug 2, 2018 | 000-12196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 2, 2018 | Aug 1, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 5, 2018 | Jul 2, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2018 | May 10, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 28, 2018 | Mar 26, 2018 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 30, 2017 | Nov 28, 2017 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 9, 2017 | Aug 7, 2017 | 000-23837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2017 | Aug 3, 2017 | 000-12196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2017 | Jul 3, 2017 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 7, 2017 | Jun 5, 2017 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2017 | Apr 3, 2017 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2017 | Jan 3, 2017 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2016 | Nov 30, 2016 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 9, 2016 | Nov 7, 2016 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2016 | Oct 3, 2016 | 000-23837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 25, 2016 | Aug 23, 2016 | 000-23837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2016 | Aug 4, 2016 | 000-12196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 21, 2015 | Dec 17, 2015 | 000-23837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 7, 2015 | Aug 6, 2015 | 000-12196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2014 | Dec 2, 2014 | 000-23837 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 11, 2014 | Aug 7, 2014 | 000-12196 |