| Date Filed | Type | Description |
| 03/01/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 02/25/2022 |
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 |
| 02/26/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 02/28/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/01/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/28/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/28/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 02/26/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 05/22/2015 |
10-K/A
| Annual Report for the period ended May 22, 2015 [amend] |
| 02/26/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 04/30/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 02/28/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/27/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 04/30/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 02/23/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 04/04/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/15/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 02/28/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/25/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/29/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 02/26/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/28/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/28/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |