| Date Filed | Type | Description |
| 12/04/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 09/09/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 03/12/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 12/10/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 08/30/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 03/01/2012 |
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 |
| 09/01/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 03/04/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 12/02/2010 |
10-Q
| Quarterly Report for the period ended October 31, 2010 |
| 09/08/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 03/09/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2010 |
| 12/03/2009 |
10-Q
| Quarterly Report for the period ended October 31, 2009 |
| 09/08/2009 |
10-Q
| Quarterly Report for the period ended July 31, 2009 |
| 03/12/2009 |
10-Q
| Quarterly Report for the period ended January 31, 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 |
| 03/05/2008 |
10-Q
| Quarterly Report for the period ended January 31, 2008 |
| 12/06/2007 |
10-Q
| Quarterly Report for the period ended October 31, 2007 |
| 09/10/2007 |
10-Q
| Quarterly Report for the period ended July 31, 2007 |
| 03/30/2007 |
10-Q
| Quarterly Report for the period ended January 31, 2007 |
| 03/30/2007 |
10-Q/A
| Quarterly Report for the period ended October 31, 2006 [amend] |
| 03/30/2007 |
10-Q/A
| Quarterly Report for the period ended July 31, 2006 [amend] |
| 02/01/2007 |
10-Q
| Quarterly Report for the period ended October 31, 2006 |
| 02/01/2007 |
10-Q
| Quarterly Report for the period ended July 31, 2006 |
| 03/22/2006 |
10-Q
| Quarterly Report for the period ended January 31, 2006 |
| 02/01/2006 |
10-Q/A
| Quarterly Report for the period ended October 31, 2005 [amend] |
| 02/01/2006 |
10-Q/A
| Quarterly Report for the period ended July 31, 2005 [amend] |
| 12/20/2005 |
10-Q
| Quarterly Report for the period ended October 31, 2005 |
| 12/01/2005 |
10-Q
| Quarterly Report for the period ended July 31, 2005 |
| 04/06/2005 |
10-Q/A
| Quarterly Report for the period ended October 31, 2004 [amend] |
| 04/06/2005 |
10-Q/A
| Quarterly Report for the period ended July 31, 2004 [amend] |
| 03/22/2005 |
10-Q
| Quarterly Report for the period ended January 31, 2005 |
| 01/10/2005 |
10-Q
| Quarterly Report for the period ended October 31, 2004 |
|