| Date Filed | Type | Description |
| 11/23/2015 |
10-K/A
| Annual Report for the period ended July 31, 2015 [amend] |
| 10/01/2015 |
10-K
| Annual Report for the period ended July 31, 2015 |
| 10/03/2014 |
10-K
| Annual Report for the period ended July 31, 2014 |
| 10/09/2013 |
10-K
| Annual Report for the period ended July 31, 2013 |
| 12/07/2012 |
10-K
| Annual Report for the period ended July 31, 2012 |
| 11/14/2012 |
10-K/A
| Annual Report for the period ended July 31, 2011 [amend] |
| 11/28/2011 |
10-K/A
| Annual Report for the period ended July 31, 2011 [amend] |
| 09/15/2011 |
10-K
| Annual Report for the period ended July 31, 2011 |
| 10/05/2010 |
10-K
| Annual Report for the period ended July 31, 2010 |
| 09/30/2009 |
10-K
| Annual Report for the period ended July 31, 2009 |
| 09/25/2008 |
10-K
| Annual Report for the period ended July 31, 2008 |
| 11/28/2007 |
10-K/A
| Annual Report for the period ended July 31, 2007 [amend] |
| 10/12/2007 |
10-K
| Annual Report for the period ended July 31, 2007 |
| 10/12/2007 |
AR
| 2007 Annual Report |
| 12/06/2006 |
10-K/A
| Annual Report for the period ended July 31, 2006 [amend] |
| 10/13/2006 |
10-K
| Annual Report for the period ended July 31, 2006 |
| 10/13/2006 |
AR
| 2006 Annual Report |
| 10/27/2005 |
10-K
| Annual Report for the period ended July 31, 2005 |
| 10/27/2005 |
AR
| 2005 Annual Report |