| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5 | Open Document | Open Filing | Feb 14, 2022 | Dec 31, 2021 | 001-10524 | |
| 4 | Open Document | Open Filing | Sep 2, 2021 | Sep 1, 2021 | 001-10524 | |
| 4 | Open Document | Open Filing | Aug 3, 2021 | Aug 2, 2021 | 001-10524 | |
| 4 | Open Document | Open Filing | Jul 27, 2021 | Jul 23, 2021 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2021 | Feb 18, 2021 | 001-10524 |
| 5 | Open Document | Open Filing | Feb 16, 2021 | Dec 31, 2020 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 10, 2021 | Feb 8, 2021 | 001-10524 | |
| 4 | Open Document | Open Filing | Apr 9, 2020 | Apr 9, 2020 | 001-10524 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2020 | Feb 6, 2020 | 001-10524 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2020 | Feb 6, 2020 | 001-10524 |
| 4 | Open Document | Open Filing | Feb 7, 2020 | Feb 5, 2020 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 5, 2020 | Feb 3, 2020 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2020 | Jan 2, 2020 | 001-10524 |
| 4 | Open Document | Open Filing | Oct 1, 2019 | Oct 1, 2019 | 001-10524 | |
| 4 | Open Document | Open Filing | Jul 2, 2019 | Jul 1, 2019 | 001-10524 | |
| 4 | Open Document | Open Filing | Apr 2, 2019 | Apr 1, 2019 | 001-10524 | |
| 5 | Open Document | Open Filing | Feb 13, 2019 | Dec 31, 2018 | 001-10524 | |
| 5/A | Open Document | Open Filing | Feb 13, 2019 | Dec 31, 2015 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2019 | Feb 7, 2019 | 001-10524 |
| 4 | Open Document | Open Filing | Feb 6, 2019 | Feb 4, 2019 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2019 | Jan 2, 2019 | 001-10524 |
| 4 | Open Document | Open Filing | Oct 2, 2018 | Oct 1, 2018 | 001-10524 | |
| 4 | Open Document | Open Filing | Aug 7, 2018 | Aug 3, 2018 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2018 | Feb 15, 2018 | 001-10524 |
| 5 | Open Document | Open Filing | Feb 9, 2018 | Dec 31, 2017 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2018 | Jan 2, 2018 | 001-10524 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2017 | Feb 2, 2017 | 001-10524 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2017 | Jan 3, 2017 | 001-10524 |
| 4 | Open Document | Open Filing | Jan 4, 2017 | Dec 30, 2016 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 17, 2016 | Feb 16, 2016 | 001-10524 | |
| 5 | Open Document | Open Filing | Feb 16, 2016 | Dec 31, 2015 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 9, 2016 | Feb 5, 2016 | 001-10524 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2016 | Feb 4, 2016 | 001-10524 |
| 4 | Open Document | Open Filing | Jan 4, 2016 | Dec 31, 2015 | 001-10524 | |
| 4 | Open Document | Open Filing | Nov 30, 2015 | Nov 27, 2015 | 001-10524 | |
| 4 | Open Document | Open Filing | Mar 13, 2015 | Mar 12, 2015 | 001-10524 | |
| 5 | Open Document | Open Filing | Feb 17, 2015 | Dec 31, 2014 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 11, 2015 | Feb 9, 2015 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 9, 2015 | Feb 5, 2015 | 001-10524 | |
| 4 | Open Document | Open Filing | Jan 5, 2015 | Dec 31, 2014 | 001-10524 | |
| 4 | Open Document | Open Filing | Sep 5, 2014 | Sep 5, 2014 | 001-10524 | |
| 4 | Open Document | Open Filing | Jul 16, 2014 | Jul 15, 2014 | 001-10524 | |
| 4 | Open Document | Open Filing | Mar 26, 2014 | Mar 24, 2014 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 10, 2014 | Feb 6, 2014 | 001-10524 | |
| 5 | Open Document | Open Filing | Feb 10, 2014 | Dec 31, 2013 | 001-10524 | |
| 4 | Open Document | Open Filing | Feb 4, 2014 | Feb 3, 2014 | 001-10524 |