| Date Filed | Type | Description |
| 03/13/2015 |
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 |
| 03/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/07/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/07/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/08/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 08/24/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/03/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/05/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/13/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 05/10/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/20/2006 |
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 |
| 04/11/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/23/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/10/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/08/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 02/27/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 02/24/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/03/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/29/2002 |
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 |