| Date Filed | Type | Description |
| 05/01/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 04/18/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 04/17/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/29/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 03/16/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 04/29/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 03/19/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 04/30/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/20/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/29/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 03/28/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 04/30/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/29/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/24/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/25/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/25/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/31/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/04/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 04/02/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 06/30/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 04/26/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/29/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 04/15/2003 |
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 |
| 03/26/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 04/14/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |