| Date Filed | Type | Description |
| 02/16/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/18/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 02/13/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 02/14/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/15/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/16/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/11/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/12/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/13/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/21/2013 |
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 |
| 02/24/2011 |
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 |
| 02/25/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/27/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/02/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/15/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/11/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/19/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/17/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/14/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/16/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/05/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 03/10/2000 |
10-K/A
| Annual Report for the period ended March 9, 2000 [amend] |
| 03/03/2000 |
10-K
| Annual Report for the period ended February 14, 2000 |
| 03/22/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/30/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 03/06/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |
| 03/01/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 05/16/1995 |
10-K/A
| Annual Report for the period ended December 31, 1994 [amend] |
| 03/06/1995 |
10-K
| Annual Report for the period ended December 31, 1994 |
| 06/09/1994 |
10-K/A
| Annual Report for the period ended December 31, 1993 [amend] |
| 03/01/1994 |
10-K
| Annual Report for the period ended December 31, 1993 |