| Date Filed | Type | Description |
| 02/18/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/01/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 02/24/2020 |
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 |
| 02/22/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/23/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/18/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/20/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/20/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/25/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/22/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 10/28/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 02/22/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/17/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/18/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/20/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/23/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 06/20/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/13/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 02/28/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 07/20/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 02/03/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 04/22/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 02/13/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/01/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 02/21/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 02/06/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 02/11/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 02/25/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/20/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 02/24/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |
| 04/10/1996 |
10-K/A
| Annual Report for the period ended December 31, 1995 [amend] |
| 03/08/1996 |
10-K/A
| Annual Report for the period ended December 31, 1995 [amend] |
|