| Date Filed | Type | Description |
| 02/25/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/01/2021 |
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 |
| 02/28/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/28/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 02/27/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/29/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 11/30/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 03/02/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/28/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/29/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 04/26/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/01/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 04/26/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 03/01/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/29/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/02/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 04/28/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 02/29/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/25/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 03/01/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 04/27/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/07/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 04/27/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/10/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 04/06/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/09/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 04/22/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/20/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/10/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/21/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 04/26/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 03/16/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
|