| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2023 | May 10, 2023 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2023 | Mar 31, 2023 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2023 | Feb 1, 2023 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2023 | Jan 5, 2023 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2023 | Dec 30, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 3, 2022 | Sep 30, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 5, 2022 | Jun 30, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2022 | Mar 31, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2022 | Feb 2, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2022 | Jan 5, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2022 | Dec 31, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2021 | Sep 30, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2021 | Jun 30, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2021 | Mar 31, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2021 | Feb 5, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2021 | Feb 3, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2021 | Jan 5, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2021 | Dec 31, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2020 | Sep 30, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 1, 2020 | Jun 30, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2020 | Mar 31, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2020 | Mar 18, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2020 | Mar 17, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 13, 2020 | Mar 13, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2020 | Feb 5, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2020 | Jan 31, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2020 | Dec 31, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2019 | Dec 10, 2019 | 000-06936 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2019 | Sep 30, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2019 | Jun 28, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2019 | Mar 29, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2019 | Feb 6, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2019 | Feb 1, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2019 | Dec 31, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2018 | Dec 11, 2018 | 000-06936 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2018 | Sep 28, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2018 | Jun 29, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2018 | Mar 29, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2018 | Feb 7, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2018 | Feb 2, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2018 | Dec 29, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2017 | Dec 12, 2017 | 000-06936 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 3, 2017 | Sep 29, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 5, 2017 | Jun 30, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2017 | Mar 31, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2017 | Feb 3, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2017 | Feb 1, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2017 | Dec 30, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2016 | Dec 13, 2016 | 000-06936 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 3, 2016 | Sep 30, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2016 | Feb 11, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2016 | Feb 5, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2016 | Feb 3, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2015 | Dec 8, 2015 | 000-06936 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2015 | Feb 4, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2015 | Jan 30, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2014 | Dec 9, 2014 | 000-06936 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 21, 2014 | Oct 17, 2014 | 000-06936 |
| 144 | Open Document | Open Filing | FORM 144 | Aug 12, 2014 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2014 | Feb 5, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2014 | Jan 31, 2014 | 001-08590 |