| Date Filed | Type | Description |
| 09/29/2023 |
10-K
| Annual Report for the period ended July 31, 2023 |
| 09/30/2022 |
10-K
| Annual Report for the period ended July 31, 2022 |
| 10/15/2021 |
10-K
| Annual Report for the period ended July 31, 2021 |
| 10/15/2020 |
10-K
| Annual Report for the period ended July 31, 2020 |
| 10/15/2019 |
10-K
| Annual Report for the period ended July 31, 2019 |
| 09/27/2018 |
10-K
| Annual Report for the period ended July 31, 2018 |
| 09/28/2017 |
10-K
| Annual Report for the period ended July 31, 2017 |
| 09/28/2016 |
10-K
| Annual Report for the period ended July 31, 2016 |
| 09/29/2015 |
10-K
| Annual Report for the period ended July 31, 2015 |
| 09/29/2014 |
10-K
| Annual Report for the period ended July 31, 2014 |
| 09/26/2013 |
10-K
| Annual Report for the period ended July 31, 2013 |
| 10/01/2012 |
10-K
| Annual Report for the period ended July 31, 2012 |
| 09/26/2011 |
10-K
| Annual Report for the period ended July 31, 2011 |
| 09/28/2010 |
10-K
| Annual Report for the period ended July 31, 2010 |
| 11/06/2009 |
10-K/A
| Annual Report for the period ended July 31, 2009 [amend] |
| 09/28/2009 |
10-K
| Annual Report for the period ended July 31, 2009 |
| 09/29/2008 |
10-K
| Annual Report for the period ended July 31, 2008 |
| 09/28/2007 |
10-K
| Annual Report for the period ended July 31, 2007 |
| 09/28/2007 |
10-K
| Annual Report for the period ended July 31, 2007 |
| 10/12/2006 |
10-K
| Annual Report for the period ended July 31, 2006 |
| 10/12/2006 |
10-K
| Annual Report for the period ended July 31, 2006 |
| 11/10/2005 |
10-K/A
| Annual Report for the period ended November 10, 2005 [amend] |
| 11/10/2005 |
10-K/A
| Annual Report for the period ended November 10, 2005 [amend] |
| 10/13/2005 |
10-K
| Annual Report for the period ended July 31, 2005 |
| 10/13/2005 |
10-K
| Annual Report for the period ended July 31, 2005 |
| 10/13/2004 |
10-K
| Annual Report for the period ended July 31, 2004 |
| 10/13/2004 |
10-K
| Annual Report for the period ended July 31, 2004 |
| 10/21/2003 |
10-K
| Annual Report for the period ended July 31, 2003 |
| 10/21/2003 |
10-K
| Annual Report for the period ended July 31, 2003 |
| 06/06/2003 |
10-K/A
| Annual Report for the period ended July 31, 2002 [amend] |
| 12/10/2002 |
10-K/A
| Annual Report for the period ended July 31, 2002 [amend] |
| 10/23/2002 |
10-K
| Annual Report for the period ended July 31, 2002 |
| 10/25/2001 |
10-K
| Annual Report for the period ended July 31, 2001 |
| 10/26/2000 |
10-K
| Annual Report for the period ended July 31, 2000 |
|