| Date Filed | Type | Description |
| 12/05/2016 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 08/30/2016 |
10-Q
| Quarterly Report for the period ended July 31, 2016 |
| 06/02/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 12/03/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 08/31/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 06/03/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 12/04/2014 |
10-Q
| Quarterly Report for the period ended October 31, 2014 |
| 09/04/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 06/04/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 12/04/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 09/05/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 06/05/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 12/04/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 09/06/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/06/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 12/07/2011 |
10-Q
| Quarterly Report for the period ended October 31, 2011 |
| 09/07/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 06/07/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
| 12/07/2010 |
10-Q
| Quarterly Report for the period ended October 31, 2010 |
| 09/17/2010 |
10-Q/A
| Quarterly Report for the period ended July 31, 2010 [amend] |
| 09/08/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 06/08/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2010 |
| 12/07/2009 |
10-Q
| Quarterly Report for the period ended October 31, 2009 |
| 09/04/2009 |
10-Q
| Quarterly Report for the period ended July 31, 2009 |
| 06/09/2009 |
10-Q
| Quarterly Report for the period ended April 30, 2009 |
| 12/05/2008 |
10-Q
| Quarterly Report for the period ended October 31, 2008 |
| 09/04/2008 |
10-Q
| Quarterly Report for the period ended July 31, 2008 |
| 06/04/2008 |
10-Q
| Quarterly Report for the period ended April 30, 2008 |
| 12/06/2007 |
10-Q
| Quarterly Report for the period ended October 31, 2007 |
| 09/07/2007 |
10-Q
| Quarterly Report for the period ended July 31, 2007 |
| 06/08/2007 |
10-Q
| Quarterly Report for the period ended April 30, 2007 |
| 11/08/2006 |
10-Q
| Quarterly Report for the period ended September 30, 2006 |
| 08/08/2006 |
10-Q
| Quarterly Report for the period ended June 30, 2006 |
| 05/10/2006 |
10-Q
| Quarterly Report for the period ended March 31, 2006 |
|