| Date Filed | Type | Description |
| 02/26/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/26/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/26/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/26/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/24/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/25/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/25/2010 |
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 |
| 02/27/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/27/2008 |
AR
| 2007 Annual Report - Part I - Overview |
| 02/27/2008 |
AR
| 2007 Annual Report - Part II - Form 10-K |
| 02/28/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/28/2007 |
AR
| 2006 Annual Report - Part I - Overview |
| 02/28/2007 |
AR
| 2006 Annual Report - Part II - Form 10-K |
| 03/03/2006 |
AR
| 2005 Annual Report - Part I - Overview |
| 03/03/2006 |
AR
| 2005 Annual Report - Part II - Form 10-K |
| 03/02/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/10/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/10/2005 |
AR
| 2004 Annual Report - Part I - Overview |
| 03/10/2005 |
AR
| 2004 Annual Report - Part II - Form 10-K |
| 03/18/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/05/2004 |
AR
| 2003 Annual Report - Part I - Overview |
| 03/05/2004 |
AR
| 2003 Annual Report - Part II - Form 10-K |
| 03/04/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/14/2003 |
AR
| 2002 Annual Report - Part I - Overview |
| 03/14/2003 |
AR
| 2002 Annual Report - Part II - Form 10-K |
| 03/13/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/14/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/14/2002 |
AR
| 2001 Annual Report - Part I - Overview |
| 03/14/2002 |
AR
| 2001 Annual Report - Part II - Form 10-K |
| 03/14/2001 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/14/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/14/2000 |
AR
| 1999 Annual Report - Part I - Overview |
| 03/14/2000 |
AR
| 1999 Annual Report - Part II - Form 10-K |