| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2022 | Mar 15, 2022 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2022 | Mar 4, 2022 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 23, 2021 | Dec 22, 2021 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2021 | Mar 16, 2021 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2021 | Mar 5, 2021 | 001-13695 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 24, 2021 | Feb 22, 2021 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2021 | Feb 22, 2021 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2021 | Feb 12, 2021 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 10, 2020 | Nov 9, 2020 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2020 | Mar 17, 2020 | 001-13695 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2020 | Mar 5, 2020 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2020 | Mar 5, 2020 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 30, 2019 | Oct 30, 2019 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2019 | Mar 20, 2019 | 001-13695 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2019 | Jan 8, 2019 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Mar 1, 2019 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 10, 2019 | Jan 8, 2019 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 22, 2018 | Mar 1, 2018 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2017 | Mar 15, 2017 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2017 | Mar 1, 2017 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 26, 2016 | Aug 24, 2016 | 001-13695 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2016 | Jan 14, 2016 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2016 | Mar 16, 2016 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Mar 1, 2016 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 19, 2016 | Jan 14, 2016 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2015 | Mar 18, 2015 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2015 | Mar 1, 2015 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2015 | Jan 1, 2015 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 31, 2014 | Dec 30, 2014 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2014 | Mar 19, 2014 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2014 | Mar 1, 2014 | 001-13695 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2014 | Jan 1, 2014 | 001-13695 |