| Date Filed | Type | Description |
| 03/29/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 03/31/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/31/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 04/15/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/29/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 04/20/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 04/17/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/01/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 04/14/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/31/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/27/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/30/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 05/02/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/31/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/31/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 09/11/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 09/08/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/31/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 04/30/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 03/24/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/30/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 03/16/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/16/2007 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/16/2007 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/16/2006 |
AR
| 2005 Annual Report |
| 03/31/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |