| Date Filed | Type | Description |
| 04/11/2019 |
10-K/A
| Annual Report for the period ended December 31, 2018 [amend] |
| 02/21/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 04/16/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 02/23/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 04/12/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 02/28/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 02/23/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/13/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 02/24/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 04/10/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 02/25/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 04/11/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 02/25/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/24/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 02/26/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 04/17/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 02/24/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 04/18/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 02/25/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 04/16/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 03/01/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/17/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 02/26/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 04/28/2008 |
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 |
| 04/25/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 02/28/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 04/28/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 02/28/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 04/27/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/03/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 04/05/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/09/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 04/22/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
|