| Date Filed | Type | Description |
| 12/17/2020 |
10-K
| Annual Report for the period ended October 31, 2020 |
| 12/16/2019 |
10-K
| Annual Report for the period ended October 31, 2019 |
| 12/17/2018 |
10-K
| Annual Report for the period ended October 31, 2018 |
| 12/18/2017 |
10-K
| Annual Report for the period ended October 31, 2017 |
| 12/20/2016 |
10-K
| Annual Report for the period ended October 31, 2016 |
| 12/17/2015 |
10-K
| Annual Report for the period ended October 31, 2015 |
| 12/16/2014 |
10-K
| Annual Report for the period ended October 31, 2014 |
| 12/20/2013 |
10-K
| Annual Report for the period ended October 31, 2013 |
| 12/19/2012 |
10-K
| Annual Report for the period ended October 31, 2012 |
| 12/20/2011 |
10-K
| Annual Report for the period ended October 31, 2011 |
| 12/21/2010 |
10-K
| Annual Report for the period ended October 31, 2010 |
| 03/23/2010 |
10-K/A
| Annual Report for the period ended October 31, 2009 [amend] |
| 12/21/2009 |
10-K
| Annual Report for the period ended October 31, 2009 |
| 03/31/2009 |
10-K/A
| Annual Report for the period ended October 31, 2008 [amend] |
| 12/30/2008 |
10-K
| Annual Report for the period ended October 31, 2008 |
| 05/29/2008 |
10-K
| Annual Report for the period ended October 31, 2007 |
| 12/10/2007 |
10-K
| Annual Report for the period ended October 31, 2005 |
| 02/15/2005 |
10-K
| Annual Report for the period ended October 31, 2004 |
| 12/19/2003 |
10-K
| Annual Report for the period ended October 31, 2003 |
| 12/12/2002 |
10-K
| Annual Report for the period ended October 31, 2002 |
| 12/19/2001 |
10-K
| Annual Report for the period ended October 31, 2001 |
| 12/21/2000 |
10-K
| Annual Report for the period ended October 31, 2000 |
| 12/23/1999 |
10-K
| Annual Report for the period ended October 31, 1999 |
| 12/22/1998 |
10-K
| Annual Report for the period ended October 31, 1998 |
| 05/04/1998 |
10-K/A
| Annual Report for the period ended October 31, 1993 [amend] |
| 05/04/1998 |
10-K/A
| Annual Report for the period ended October 31, 1997 [amend] |
| 12/22/1997 |
10-K
| Annual Report for the period ended October 31, 1997 |
| 01/22/1997 |
10-K
| Annual Report for the period ended October 31, 1996 |
| 01/26/1996 |
10-K
| Annual Report for the period ended October 31, 1995 |
| 01/27/1995 |
10-K
| Annual Report for the period ended October 31, 1994 |
| 01/27/1994 |
10-K
| Annual Report for the period ended October 31, 1993 |