| Date Filed | Type | Description |
| 02/23/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/26/2021 |
10-K/A
| Annual Report for the period ended December 31, 2020 [amend] |
| 02/23/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 02/21/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 02/25/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/23/2018 |
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 |
| 03/16/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 05/21/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/26/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/04/2014 |
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 |
| 03/13/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/11/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/16/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 12/04/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/16/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/14/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/15/2007 |
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 |
| 04/19/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/15/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/25/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/18/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 04/01/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 04/02/2001 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/30/2000 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 07/06/1999 |
10-K/A
| Annual Report for the period ended March 31, 1999 [amend] |
| 06/29/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 06/29/1998 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 06/30/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 06/28/1996 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |