| Date Filed | Type | Description |
| 04/19/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/01/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/01/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/27/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/29/2008 |
10-K
| Annual Report for the period ended February 29, 2008 |
| 03/01/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/01/2007 |
AR
| 2006 Annual Report |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/16/2006 |
AR
| 2005 Annual Report |
| 03/16/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/16/2005 |
AR
| 2004 Annual Report |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/15/2004 |
AR
| 2003 Annual Report |
| 04/09/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/31/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/31/2003 |
10-K/A
| Annual Report for the period ended October 31, 2001 [amend] |
| 03/31/2003 |
AR
| 2002 Annual Report |
| 03/04/2002 |
10-K/A
| Annual Report for the period ended October 31, 2001 [amend] |
| 01/29/2002 |
10-K
| Annual Report for the period ended October 31, 2001 |
| 01/29/2001 |
10-K
| Annual Report for the period ended October 31, 2000 |
| 01/27/2000 |
10-K
| Annual Report for the period ended October 31, 1999 |
| 01/22/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 01/28/1998 |
10-K
| Annual Report for the period ended October 31, 1997 |
| 01/28/1997 |
10-K
| Annual Report for the period ended October 31, 1996 |
| 01/29/1996 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 01/30/1995 |
10-K
| Annual Report for the period ended October 31, 1994 |
| 01/28/1994 |
10-K
| Annual Report for the period ended October 31, 1993 |