| Date Filed | Type | Description |
| 05/30/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 03/07/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 12/06/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 06/07/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 03/08/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 12/07/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 06/07/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 03/09/2012 |
10-Q
| Quarterly Report for the period ended January 31, 2012 |
| 12/08/2011 |
10-Q
| Quarterly Report for the period ended October 31, 2011 |
| 06/08/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
| 03/10/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 12/08/2010 |
10-Q
| Quarterly Report for the period ended October 31, 2010 |
| 06/07/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2010 |
| 03/11/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2010 |
| 12/04/2009 |
10-Q
| Quarterly Report for the period ended October 31, 2009 |
| 10/28/2009 |
10-Q/A
| Quarterly Report for the period ended April 30, 2009 [amend] |
| 06/09/2009 |
10-Q
| Quarterly Report for the period ended April 30, 2009 |
| 03/11/2009 |
10-Q
| Quarterly Report for the period ended January 31, 2009 |
| 12/08/2008 |
10-Q
| Quarterly Report for the period ended October 31, 2008 |
| 06/06/2008 |
10-Q
| Quarterly Report for the period ended April 30, 2008 |
| 03/10/2008 |
10-Q
| Quarterly Report for the period ended January 31, 2008 |
| 12/10/2007 |
10-Q
| Quarterly Report for the period ended October 31, 2007 |
| 06/11/2007 |
10-Q
| Quarterly Report for the period ended April 30, 2007 |
| 03/09/2007 |
10-Q
| Quarterly Report for the period ended January 31, 2007 |
| 12/08/2006 |
10-Q
| Quarterly Report for the period ended October 31, 2006 |
| 06/08/2006 |
10-Q
| Quarterly Report for the period ended April 30, 2006 |
| 03/09/2006 |
10-Q
| Quarterly Report for the period ended January 31, 2006 |
| 12/09/2005 |
10-Q
| Quarterly Report for the period ended October 31, 2005 |
| 06/09/2005 |
10-Q
| Quarterly Report for the period ended April 30, 2005 |
| 03/11/2005 |
10-Q
| Quarterly Report for the period ended January 31, 2005 |
| 12/09/2004 |
10-Q
| Quarterly Report for the period ended October 31, 2004 |
| 06/09/2004 |
10-Q
| Quarterly Report for the period ended April 30, 2004 |
| 03/09/2004 |
10-Q
| Quarterly Report for the period ended January 31, 2004 |
| 12/09/2003 |
10-Q
| Quarterly Report for the period ended October 31, 2003 |
|