| Date Filed | Type | Description |
| 02/12/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/16/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/10/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/12/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/17/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/13/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/13/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/15/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/16/2011 |
10-K
| Annual Report for the period ended December 7, 2010 |
| 02/18/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/30/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/16/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 01/26/2009 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/16/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/16/2007 |
AR
| 2006 Annual Report |
| 02/27/2006 |
10-K/A
| Annual Report for the period ended February 24, 2006 [amend] |
| 02/16/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 02/14/2006 |
10-K
| Annual Report for the period ended February 13, 2006 |
| 06/22/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 02/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 02/15/2005 |
AR
| 2004 Annual Report |