| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Apr 5, 2022 | Apr 1, 2022 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 5, 2022 | Jan 3, 2022 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 5, 2021 | Oct 1, 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 6, 2021 | Jul 1, 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | May 14, 2021 | May 12, 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 5, 2021 | Apr 1, 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 6, 2021 | Jan 4, 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 5, 2020 | Oct 1, 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2020 | Jul 1, 2020 | 001-08787 |
| 4 | Open Document | Open Filing | May 15, 2020 | May 13, 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 3, 2020 | Apr 1, 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 6, 2020 | Jan 2, 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 3, 2019 | Oct 1, 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 2, 2019 | Jul 1, 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | May 23, 2019 | May 21, 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 2, 2019 | Apr 1, 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 4, 2019 | Jan 2, 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 2, 2018 | Oct 1, 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 5, 2018 | Jul 2, 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | May 10, 2018 | May 9, 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 4, 2018 | Apr 2, 2018 | 001-08787 | |
| 5 | Open Document | Open Filing | Jan 25, 2018 | Dec 31, 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 3, 2018 | Jan 2, 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 3, 2017 | Oct 2, 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 5, 2017 | Jul 3, 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | Jun 29, 2017 | Jun 28, 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 4, 2017 | Apr 3, 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 4, 2017 | Jan 3, 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 4, 2016 | Oct 3, 2016 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 5, 2016 | Jul 1, 2016 | 001-08787 | |
| 4 | Open Document | Open Filing | May 12, 2016 | May 11, 2016 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 4, 2016 | Apr 1, 2016 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 5, 2016 | Jan 4, 2016 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 2, 2015 | Oct 1, 2015 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 6, 2015 | Jul 1, 2015 | 001-08787 | |
| 4 | Open Document | Open Filing | May 14, 2015 | May 13, 2015 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 2, 2015 | Apr 1, 2015 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 6, 2015 | Jan 2, 2015 | 001-08787 | |
| 4 | Open Document | Open Filing | Oct 2, 2014 | Oct 1, 2014 | 001-08787 | |
| 4 | Open Document | Open Filing | Jul 2, 2014 | Jul 1, 2014 | 001-08787 | |
| 4 | Open Document | Open Filing | May 13, 2014 | May 12, 2014 | 001-08787 | |
| 4 | Open Document | Open Filing | Apr 2, 2014 | Apr 1, 2014 | 001-08787 | |
| 4 | Open Document | Open Filing | Jan 3, 2014 | Jan 2, 2014 | 001-08787 |