| Date Filed | Type | Description |
| 06/09/2009 |
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 |
| 12/08/2008 |
10-Q
| Quarterly Report for the period ended October 31, 2008 |
| 06/09/2008 |
10-Q
| Quarterly Report for the period ended April 30, 2008 |
| 03/11/2008 |
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 |
| 06/18/2007 |
10-Q
| Quarterly Report for the period ended April 30, 2007 |
| 04/05/2007 |
10-Q/A
| Quarterly Report for the period ended January 31, 2007 [amend] |
| 03/08/2007 |
10-Q
| Quarterly Report for the period ended January 31, 2007 |
| 12/07/2006 |
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 |
| 03/13/2006 |
10-Q
| Quarterly Report for the period ended January 31, 2006 |
| 12/08/2005 |
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 |
| 03/09/2005 |
10-Q
| Quarterly Report for the period ended January 31, 2005 |
| 12/08/2004 |
10-Q
| Quarterly Report for the period ended October 31, 2004 |
| 06/14/2004 |
10-Q
| Quarterly Report for the period ended April 30, 2004 |
| 03/16/2004 |
10-Q
| Quarterly Report for the period ended January 31, 2004 |
| 12/15/2003 |
10-Q
| Quarterly Report for the period ended October 31, 2003 |
| 06/16/2003 |
10-Q
| Quarterly Report for the period ended April 30, 2003 |
| 03/17/2003 |
10-Q
| Quarterly Report for the period ended January 31, 2003 |
| 12/16/2002 |
10-Q
| Quarterly Report for the period ended October 31, 2002 |
| 06/14/2002 |
10-Q
| Quarterly Report for the period ended April 30, 2002 |
| 03/18/2002 |
10-Q
| Quarterly Report for the period ended January 31, 2002 |
| 12/14/2001 |
10-Q
| Quarterly Report for the period ended October 31, 2001 |
| 06/14/2001 |
10-Q
| Quarterly Report for the period ended April 30, 2001 |
| 03/19/2001 |
10-Q
| Quarterly Report for the period ended January 31, 2001 |
| 12/12/2000 |
10-Q
| Quarterly Report for the period ended October 31, 2000 |
| 06/14/2000 |
10-Q
| Quarterly Report for the period ended April 30, 2000 |
| 03/15/2000 |
10-Q
| Quarterly Report for the period ended January 31, 2000 |
| 12/15/1999 |
10-Q
| Quarterly Report for the period ended October 31, 1999 |
| 06/14/1999 |
10-Q
| Quarterly Report for the period ended April 30, 1999 |
| 03/17/1999 |
10-Q
| Quarterly Report for the period ended January 31, 1999 |
| 12/11/1998 |
10-Q
| Quarterly Report for the period ended October 31, 1998 |
|