| Date Filed | Type | Description |
| 10/31/2022 |
10-K
| Annual Report for the period ended July 31, 2022 |
| 10/29/2021 |
10-K
| Annual Report for the period ended July 31, 2021 |
| 10/29/2020 |
10-K
| Annual Report for the period ended July 31, 2020 |
| 11/07/2019 |
10-K/A
| Annual Report for the period ended July 31, 2019 [amend] |
| 10/29/2019 |
10-K
| Annual Report for the period ended July 31, 2019 |
| 01/16/2019 |
10-K/A
| Annual Report for the period ended July 31, 2018 [amend] |
| 10/30/2018 |
10-K
| Annual Report for the period ended July 31, 2018 |
| 10/27/2017 |
10-K
| Annual Report for the period ended July 31, 2017 |
| 03/16/2017 |
10-K/A
| Annual Report for the period ended July 31, 2016 [amend] |
| 10/31/2016 |
10-K
| Annual Report for the period ended July 31, 2016 |
| 11/02/2015 |
10-K
| Annual Report for the period ended July 31, 2015 |
| 11/10/2014 |
10-K/A
| Annual Report for the period ended July 31, 2014 [amend] |
| 11/10/2014 |
10-K/A
| Annual Report for the period ended July 31, 2014 [amend] |
| 11/10/2014 |
10-K
| Annual Report for the period ended July 31, 2014 |
| 10/29/2013 |
10-K
| Annual Report for the period ended July 31, 2013 |
| 10/29/2012 |
10-K
| Annual Report for the period ended July 31, 2012 |
| 11/14/2011 |
10-K
| Annual Report for the period ended July 31, 2011 |
| 11/12/2010 |
10-K
| Annual Report for the period ended July 31, 2010 |
| 10/29/2009 |
10-K
| Annual Report for the period ended July 31, 2009 |
| 10/29/2008 |
10-K/A
| Annual Report for the period ended July 31, 2008 [amend] |
| 10/29/2008 |
10-K
| Annual Report for the period ended July 31, 2008 |