| Date Filed | Type | Description |
| 02/16/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/18/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 11/19/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 02/10/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/06/2019 |
10-K/A
| Annual Report for the period ended December 31, 2018 [amend] |
| 02/19/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/20/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/21/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/16/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/17/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/27/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/25/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/28/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/16/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/18/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/24/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/28/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/21/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 02/27/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/02/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 05/03/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/09/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 06/25/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 09/11/2003 |
10-K/A
| Annual Report for the period ended September 11, 2003 [amend] |
| 08/19/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 05/09/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/26/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/01/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 04/16/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 03/28/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 04/28/2000 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 03/29/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/29/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |