| Date Filed | Type | Description |
| 11/14/2022 |
10-K
| Annual Report for the period ended August 31, 2022 |
| 11/10/2021 |
10-K
| Annual Report for the period ended August 31, 2021 |
| 11/10/2020 |
10-K
| Annual Report for the period ended August 31, 2020 |
| 11/12/2019 |
10-K
| Annual Report for the period ended August 31, 2019 |
| 11/13/2018 |
10-K
| Annual Report for the period ended August 31, 2018 |
| 11/15/2017 |
10-K
| Annual Report for the period ended August 31, 2017 |
| 10/27/2016 |
10-K
| Annual Report for the period ended August 31, 2016 |
| 11/09/2015 |
10-K
| Annual Report for the period ended August 31, 2015 |
| 11/17/2014 |
10-K/A
| Annual Report for the period ended August 31, 2014 [amend] |
| 11/14/2014 |
10-K
| Annual Report for the period ended August 31, 2014 |
| 11/27/2013 |
10-K
| Annual Report for the period ended August 31, 2013 |
| 12/27/2012 |
10-K/A
| Annual Report for the period ended August 31, 2012 [amend] |
| 11/28/2012 |
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 |
| 11/12/2010 |
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 |
| 07/11/2007 |
10-K/A
| Annual Report for the period ended August 31, 2006 [amend] |
| 04/16/2007 |
10-K/A
| Annual Report for the period ended August 31, 2006 [amend] |
| 11/21/2006 |
10-K
| Annual Report for the period ended August 31, 2006 |