| Date Filed | Type | Description |
| 02/24/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/29/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/02/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/27/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/22/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 06/24/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 02/28/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/24/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/27/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 10/30/2007 |
10-K
| Annual Report for the period ended August 31, 2007 |
| 11/13/2006 |
10-K
| Annual Report for the period ended August 31, 2006 |
| 12/12/2005 |
10-K/A
| Annual Report for the period ended August 31, 2005 [amend] |
| 11/14/2005 |
10-K
| Annual Report for the period ended August 31, 2005 |
| 11/15/2004 |
10-K
| Annual Report for the period ended August 31, 2004 |
| 11/26/2003 |
10-K
| Annual Report for the period ended August 31, 2003 |
| 11/26/2003 |
10-K/A
| Annual Report for the period ended August 31, 2002 [amend] |
| 11/27/2002 |
10-K
| Annual Report for the period ended August 31, 2002 |
| 07/18/2002 |
10-K/A
| Annual Report for the period ended August 31, 2001 [amend] |
| 07/12/2002 |
10-K/A
| Annual Report for the period ended August 31, 2001 [amend] |
| 11/29/2001 |
10-K
| Annual Report for the period ended August 31, 2001 |
| 11/29/2000 |
10-K
| Annual Report for the period ended August 31, 2000 |
| 11/29/1999 |
10-K
| Annual Report for the period ended August 31, 1999 |
| 11/24/1998 |
10-K
| Annual Report for the period ended August 31, 1998 |
| 05/04/1998 |
10-K/A
| Annual Report for the period ended August 31, 1997 [amend] |
| 10/24/1997 |
10-K
| Annual Report for the period ended August 31, 1997 |
| 11/27/1996 |
10-K
| Annual Report for the period ended August 31, 1996 |