| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 24, 2021 | Jun 23, 2021 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2021 | Jun 3, 2021 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2021 | May 13, 2021 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 9, 2021 | Apr 8, 2021 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 17, 2020 | Aug 13, 2020 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2020 | May 14, 2020 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 12, 2019 | Dec 11, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 20, 2019 | Nov 19, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 11, 2019 | Sep 11, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 29, 2019 | Aug 29, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2019 | Jun 13, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | Jun 4, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 14, 2019 | Mar 13, 2019 | 001-03701 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2019 | Feb 20, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2019 | Feb 20, 2019 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2018 | May 23, 2018 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 29, 2017 | Nov 28, 2017 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 28, 2017 | Sep 27, 2017 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2017 | May 12, 2017 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 23, 2016 | Dec 21, 2016 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 6, 2016 | Sep 2, 2016 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 18, 2016 | May 17, 2016 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 10, 2016 | Mar 9, 2016 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2015 | Sep 1, 2015 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2015 | May 27, 2015 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2015 | Mar 3, 2015 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 12, 2014 | Sep 12, 2014 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 12, 2014 | Sep 11, 2014 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 12, 2014 | Sep 10, 2014 | 001-03701 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2014 | May 14, 2014 | 001-03701 |