| Date Filed | Type | Description |
| 03/27/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/24/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/16/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/24/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/27/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/26/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/28/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/29/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/09/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 04/15/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/14/2008 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 04/30/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 04/12/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 04/28/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 04/17/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 12/06/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 04/06/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/30/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 10/01/2003 |
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 |
| 03/28/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 04/04/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |