| Date Filed | Type | Description |
| 05/02/2023 |
10-K/A
| Annual Report for the period ended December 31, 2022 [amend] |
| 03/31/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 04/29/2022 |
10-K/A
| Annual Report for the period ended December 31, 2021 [amend] |
| 04/15/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 04/07/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 04/14/2020 |
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 |
| 04/30/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 04/17/2018 |
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 |
| 03/30/2016 |
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 |
| 08/05/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 07/21/2014 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 10/10/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/23/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 04/30/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 03/23/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/08/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/17/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/07/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/15/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 04/29/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/08/2005 |
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 |
| 03/27/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/20/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/28/2001 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 01/12/2001 |
10-K405/A
| Form 10-K405/A - Annual report [Sections 13 and 15(d), S-K Item 405] [Amend] |
| 03/30/2000 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/30/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/31/1998 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 04/30/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |