| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2022 | Nov 7, 2022 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 13, 2022 | Sep 9, 2022 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 9, 2022 | Sep 7, 2022 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 31, 2022 | Mar 29, 2022 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 26, 2022 | Jan 24, 2022 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 30, 2021 | Dec 29, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 29, 2021 | Dec 27, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 9, 2021 | Aug 5, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 31, 2021 | Mar 29, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2021 | Mar 9, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2021 | Mar 5, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2021 | Mar 1, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 30, 2020 | Sep 30, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 28, 2020 | Aug 27, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 10, 2020 | Aug 6, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 31, 2020 | Mar 29, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2020 | Feb 24, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2020 | Feb 20, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2019 | Sep 30, 2019 | 001-16427 |
| 4/A | Open Document | Open Filing | FORM 4/A | Aug 21, 2019 | Aug 19, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 21, 2019 | Aug 19, 2019 | 001-16427 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 17, 2019 | Jun 13, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2019 | Jun 13, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2019 | Mar 29, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2019 | Feb 22, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2019 | Feb 19, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2019 | Feb 14, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2018 | Sep 28, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 21, 2018 | Aug 21, 2018 | 001-16427 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2018 | Mar 29, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2018 | Jun 5, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2018 | Mar 29, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2018 | Feb 23, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2018 | Feb 21, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 13, 2018 | Feb 9, 2018 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2017 | Aug 11, 2017 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 30, 2017 | Jun 29, 2017 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 11, 2017 | May 10, 2017 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2017 | May 9, 2017 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 31, 2017 | Mar 29, 2017 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2017 | Feb 24, 2017 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 3, 2016 | Nov 1, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2016 | Jun 6, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2016 | May 13, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 31, 2016 | Mar 29, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 30, 2016 | Mar 28, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 24, 2016 | Mar 23, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2016 | Mar 16, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2016 | Mar 11, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2016 | Feb 26, 2016 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 9, 2015 | Nov 5, 2015 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 3, 2015 | Oct 30, 2015 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 17, 2015 | Aug 14, 2015 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2015 | Feb 27, 2015 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2015 | Feb 9, 2015 | 001-16427 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 10, 2014 | Nov 4, 2014 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 12, 2014 | Nov 10, 2014 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 6, 2014 | Nov 4, 2014 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 12, 2014 | Sep 11, 2014 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 11, 2014 | Sep 9, 2014 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2014 | Jun 24, 2014 | 001-16427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 26, 2014 | 001-16427 |