| Date Filed | Type | Description |
| 01/19/2023 |
10-K/A
| Annual Report for the period ended December 31, 2021 [amend] |
| 03/02/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/03/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/04/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/06/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/07/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/01/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/02/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/09/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/04/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/06/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/29/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/02/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/02/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/13/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/26/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/26/2008 |
AR
| 2007 Annual Report on Form 10-K |
| 02/28/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/28/2007 |
AR
| 2006 Annual Report on Form 10-K |
| 03/01/2006 |
AR
| 2005 Annual Report on Form 10-K |
| 02/28/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/15/2005 |
AR
| 2004 Annual Report on Form 10-K |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/15/2004 |
AR
| 2003 Annual Report on Form 10-K |
| 03/27/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/26/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/30/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 03/30/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/26/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/27/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 03/27/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |
| 03/29/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 03/31/1995 |
10-K
| Annual Report for the period ended December 31, 1994 |