| Date Filed | Type | Description |
| 06/12/2023 |
10-Q
| Quarterly Report for the period ended April 30, 2023 |
| 03/09/2023 |
10-Q
| Quarterly Report for the period ended January 31, 2023 |
| 09/08/2022 |
10-Q
| Quarterly Report for the period ended July 31, 2022 |
| 06/08/2022 |
10-Q
| Quarterly Report for the period ended April 30, 2022 |
| 02/25/2022 |
10-Q
| Quarterly Report for the period ended January 31, 2022 |
| 11/23/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 11/23/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 09/20/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 08/12/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 07/14/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2021 |
| 07/14/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 09/20/2012 |
10-Q/A
| Quarterly Report for the period ended July 31, 2012 [amend] |
| 09/19/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/19/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 03/16/2012 |
10-Q
| Quarterly Report for the period ended January 31, 2012 |
| 09/14/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 06/14/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
| 03/16/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 09/17/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 06/07/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2010 |
| 03/16/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2010 |
| 01/12/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2008 |
| 01/12/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2008 |
| 01/12/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2008 |
| 01/07/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2009 |
| 01/07/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2009 |
| 09/21/2009 |
10-Q
| Quarterly Report for the period ended July 31, 2009 |
| 08/11/2008 |
10-Q/A
| Quarterly Report for the period ended April 30, 2007 [amend] |
| 08/11/2008 |
10-Q/A
| Quarterly Report for the period ended January 31, 2007 [amend] |
| 09/19/2007 |
10-Q
| Quarterly Report for the period ended July 31, 2007 |
| 06/14/2007 |
10-Q
| Quarterly Report for the period ended April 30, 2007 |
| 03/19/2007 |
10-Q
| Quarterly Report for the period ended January 31, 2007 |
| 02/28/2007 |
10-Q/A
| Quarterly Report for the period ended July 31, 2006 [amend] |
| 03/23/2006 |
10-Q
| Quarterly Report for the period ended January 31, 2006 |
|