| Date Filed | Type | Description |
| 04/17/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 03/01/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 05/05/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 02/29/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/31/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 06/20/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/30/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 04/04/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/05/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/04/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/05/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/06/2009 |
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 |
| 03/16/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/23/2007 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 06/01/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/13/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/12/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/24/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/26/2002 |
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 |