| Date Filed | Type | Description |
| 03/30/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/29/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 04/07/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 03/27/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 04/16/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 04/13/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 04/12/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/14/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 08/21/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 08/14/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 04/15/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 09/05/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/27/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/14/2013 |
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 |
| 10/21/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/14/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/25/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/30/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/28/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/02/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/31/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 05/26/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 05/02/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 04/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/30/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/31/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/25/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/16/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |