| Date Filed | Type | Description |
| 11/10/2022 |
10-K
| Annual Report for the period ended August 31, 2022 |
| 11/12/2020 |
10-K
| Annual Report for the period ended August 31, 2020 |
| 11/13/2019 |
10-K
| Annual Report for the period ended August 31, 2019 |
| 11/27/2018 |
10-K
| Annual Report for the period ended August 31, 2018 |
| 11/09/2017 |
10-K
| Annual Report for the period ended August 31, 2017 |
| 11/14/2016 |
10-K
| Annual Report for the period ended August 31, 2016 |
| 11/16/2015 |
10-K
| Annual Report for the period ended August 31, 2015 |
| 11/14/2014 |
10-K
| Annual Report for the period ended August 31, 2014 |
| 11/14/2013 |
10-K
| Annual Report for the period ended August 31, 2013 |
| 11/14/2012 |
10-K
| Annual Report for the period ended August 31, 2012 |
| 11/14/2011 |
10-K
| Annual Report for the period ended August 31, 2011 |
| 11/15/2010 |
10-K
| Annual Report for the period ended August 31, 2010 |
| 11/13/2009 |
10-K
| Annual Report for the period ended August 31, 2009 |
| 11/14/2008 |
10-K
| Annual Report for the period ended August 31, 2008 |
| 11/14/2007 |
10-K
| Annual Report for the period ended August 31, 2007 |
| 11/29/2006 |
10-K
| Annual Report for the period ended August 31, 2006 |
| 11/23/2005 |
10-K
| Annual Report for the period ended August 31, 2005 |
| 11/24/2004 |
10-K
| Annual Report for the period ended August 31, 2004 |
| 11/24/2003 |
10-K
| Annual Report for the period ended August 31, 2003 |
| 05/05/2003 |
10-K/A
| Annual Report for the period ended August 31, 2002 [amend] |
| 04/10/2003 |
10-K/A
| Annual Report for the period ended August 31, 2002 [amend] |
| 12/18/2002 |
10-K/A
| Annual Report for the period ended August 31, 2001 [amend] |
| 11/27/2002 |
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 |
| 01/04/2001 |
10-K/A
| Annual Report for the period ended August 31, 2000 [amend] |
| 11/28/2000 |
10-K/A
| Annual Report for the period ended August 31, 2000 [amend] |
| 11/22/2000 |
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 |
| 11/27/1998 |
10-K
| Annual Report for the period ended August 31, 1998 |
| 11/26/1997 |
10-K
| Annual Report for the period ended August 31, 1997 |
| 11/26/1996 |
10-K
| Annual Report for the period ended August 31, 1996 |
| 11/28/1995 |
10-K
| Annual Report for the period ended August 31, 1995 |