| Date Filed | Type | Description |
| 02/25/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/26/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 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 |
| 07/20/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 04/30/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 03/12/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 03/01/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/02/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 02/24/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/04/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 02/26/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/16/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/17/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 05/01/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 04/10/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/14/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/14/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/15/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/10/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 05/21/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 03/14/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/16/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/16/2006 |
AR
| 2005 Annual Report |
| 07/01/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/30/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 04/07/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/27/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/29/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |