| Date Filed | Type | Description |
| 02/23/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/26/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/17/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 02/26/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 02/25/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 02/22/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/26/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/27/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/23/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/25/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/27/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/26/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/23/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/25/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 07/12/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 02/24/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 06/26/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 02/17/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |