| Date Filed | Type | Description |
| 04/29/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 03/11/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/27/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 01/14/2015 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/10/2014 |
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] |
| 03/15/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 06/15/2012 |
10-K/A
| Annual Report for the period ended May 31, 2012 [amend] |
| 04/30/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/15/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/15/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/16/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/16/2009 |
10-K
| Annual Report for the period ended March 16, 2009 |
| 02/20/2008 |
10-K
| Annual Report for the period ended February 20, 2008 |
| 03/15/2007 |
10-K
| Annual Report for the period ended March 15, 2007 |
| 02/27/2006 |
10-K
| Annual Report for the period ended February 27, 2006 |
| 11/03/2005 |
10-K/A
| Annual Report for the period ended October 24, 2005 [amend] |
| 03/29/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |