| Date Filed | Type | Description |
| 09/13/2016 |
10-Q
| Quarterly Report for the period ended July 31, 2016 |
| 06/20/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 03/15/2016 |
10-Q
| Quarterly Report for the period ended January 31, 2016 |
| 09/17/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 06/12/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 03/06/2015 |
10-Q
| Quarterly Report for the period ended January 31, 2015 |
| 09/12/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 06/13/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 03/17/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 09/16/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 06/14/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 03/18/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 09/19/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/14/2012 |
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 |
| 10/14/2011 |
10-Q/A
| Quarterly Report for the period ended July 31, 2011 [amend] |
| 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 |
| 03/22/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 09/20/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 06/21/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2010 |
| 03/22/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2010 |
| 09/14/2009 |
10-Q
| Quarterly Report for the period ended July 31, 2009 |
| 06/15/2009 |
10-Q
| Quarterly Report for the period ended April 30, 2009 |
| 03/17/2009 |
10-Q
| Quarterly Report for the period ended January 31, 2009 |
| 11/25/2005 |
10-Q/A
| Quarterly Report for the period ended July 31, 2002 [amend] |
| 11/25/2005 |
10-Q/A
| Quarterly Report for the period ended April 30, 2002 [amend] |
| 11/25/2005 |
10-Q/A
| Quarterly Report for the period ended January 31, 2002 [amend] |
| 09/17/2002 |
10-Q
| Quarterly Report for the period ended July 31, 2002 |
| 09/17/2002 |
10-Q/A
| Quarterly Report for the period ended April 30, 2002 [amend] |
| 09/17/2002 |
10-Q/A
| Quarterly Report for the period ended January 31, 2002 [amend] |
| 06/14/2002 |
10-Q
| Quarterly Report for the period ended April 30, 2002 |
| 03/15/2002 |
10-Q
| Quarterly Report for the period ended January 31, 2002 |