| Date Filed | Type | Description |
| 04/15/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 04/15/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 05/14/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 04/15/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 04/02/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/31/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/29/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 12/04/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 12/04/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 03/30/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/31/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/15/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 09/11/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/29/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/31/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/30/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/31/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 04/15/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/10/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 10/04/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 05/24/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 04/19/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 04/14/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 05/10/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 10/13/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 04/15/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 04/14/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |