| Date Filed | Type | Description |
| 02/26/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/24/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 02/20/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 09/25/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 09/10/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 02/21/2013 |
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 |
| 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 |
| 03/02/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 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 February 20, 2008 |
| 02/20/2007 |
10-K
| Annual Report for the period ended February 20, 2007 |
| 02/17/2006 |
10-K
| Annual Report for the period ended February 17, 2006 |
| 02/22/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 09/29/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/01/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 02/28/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/11/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/09/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |