| Date Filed | Type | Description |
| 10/25/2022 |
10-K
| Annual Report for the period ended August 31, 2022 |
| 10/22/2021 |
10-K
| Annual Report for the period ended August 31, 2021 |
| 10/22/2020 |
10-K
| Annual Report for the period ended August 31, 2020 |
| 10/22/2019 |
10-K
| Annual Report for the period ended August 31, 2019 |
| 10/19/2018 |
10-K
| Annual Report for the period ended August 31, 2018 |
| 10/19/2017 |
10-K
| Annual Report for the period ended August 31, 2017 |
| 10/20/2016 |
10-K
| Annual Report for the period ended August 31, 2016 |
| 10/16/2015 |
10-K
| Annual Report for the period ended August 31, 2015 |
| 10/21/2014 |
10-K
| Annual Report for the period ended August 31, 2014 |
| 10/28/2013 |
10-K
| Annual Report for the period ended August 31, 2013 |
| 10/25/2012 |
10-K
| Annual Report for the period ended August 31, 2012 |
| 10/27/2011 |
10-K
| Annual Report for the period ended August 31, 2011 |
| 10/21/2010 |
10-K
| Annual Report for the period ended August 31, 2010 |
| 10/22/2009 |
10-K
| Annual Report for the period ended August 31, 2009 |
| 10/29/2008 |
10-K
| Annual Report for the period ended August 31, 2008 |
| 10/25/2007 |
10-K
| Annual Report for the period ended August 31, 2007 |
| 05/15/2007 |
10-K
| Annual Report for the period ended August 31, 2006 |
| 10/28/2005 |
10-K
| Annual Report for the period ended August 31, 2005 |
| 11/05/2004 |
10-K
| Annual Report for the period ended August 31, 2004 |
| 11/12/2003 |
10-K
| Annual Report for the period ended August 31, 2003 |
| 11/25/2002 |
10-K
| Annual Report for the period ended August 31, 2002 |
| 11/28/2001 |
10-K
| Annual Report for the period ended August 31, 2001 |
| 11/28/2000 |
10-K
| Annual Report for the period ended August 31, 2000 |
| 11/12/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 12/07/1998 |
10-K
| Annual Report for the period ended August 31, 1998 |
| 12/01/1997 |
10-K
| Annual Report for the period ended August 31, 1997 |
| 10/16/1997 |
10-K/A
| Annual Report for the period ended August 31, 1996 [amend] |
| 11/27/1996 |
10-K
| Annual Report for the period ended August 31, 1996 |