| Date Filed | Type | Description |
| 05/08/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 03/02/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/01/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/01/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/08/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/09/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/13/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/18/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 07/19/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 03/19/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/27/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/11/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/24/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/27/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 11/12/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 03/27/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/17/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 08/21/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 04/07/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/30/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |