| Date Filed | Type | Description |
| 03/21/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 03/29/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/30/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 05/28/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 05/15/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/08/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/07/2018 |
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 |
| 03/17/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/05/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/06/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/03/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 04/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/08/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/16/2011 |
10-K
| Annual Report for the period ended March 14, 2011 |
| 03/31/2010 |
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 |
| 03/27/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 06/06/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 06/17/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/31/2005 |
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 |
| 07/11/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 07/02/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 04/30/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/31/2003 |
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 |
| 04/02/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 04/03/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/31/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/31/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 09/30/1996 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |