| Date Filed | Type | Description |
| 04/28/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 04/07/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 05/26/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 03/17/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/11/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/06/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/06/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 04/05/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/06/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 10/27/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/02/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/03/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/02/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/04/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/06/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/09/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 11/22/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/17/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 12/08/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 11/29/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/31/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/15/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |