| Date Filed | Type | Description |
| 03/06/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/07/2013 |
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 |
| 03/09/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/12/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/16/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/11/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/14/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 08/07/2006 |
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] |
| 03/10/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/14/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/29/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 06/30/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/28/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 05/29/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 05/16/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/21/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 11/14/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 08/22/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 06/20/2001 |
10-K405/A
| Form 10-K405/A - Annual report [Sections 13 and 15(d), S-K Item 405] [Amend] |
| 03/19/2001 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/20/2000 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/22/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/30/1998 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/27/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/18/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 04/12/1995 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |