| Date Filed | Type | Description |
| 02/16/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/11/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 02/12/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 02/14/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/15/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/27/2017 |
10-K
| Annual Report for the period ended December 30, 2016 |
| 02/18/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/27/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 04/30/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/18/2014 |
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 |
| 02/27/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/23/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/26/2010 |
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 |
| 04/29/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 02/29/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/29/2008 |
AR
| 2007 Annual Report |
| 03/22/2007 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/01/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/01/2007 |
AR
| 2006 Annual Report |
| 03/17/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/16/2006 |
AR
| 2005 Annual Report |
| 03/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/15/2005 |
AR
| 2004 Annual Report- Financial Section |
| 03/15/2005 |
AR
| 2004 Annual Report- Marketing Section |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/15/2004 |
AR
| 2003 Annual Report- Financial Section |
| 03/15/2004 |
AR
| 2003 Annual Report- Marketing Section |
| 03/04/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/04/2003 |
AR
| 2002 Annual Report- Marketing Section |
| 03/04/2003 |
AR
| 2002 Annual Report- Financial Section |
| 04/01/2002 |
AR
| 2001 Annual Report- Marketing Section |
|