| Date Filed | Type | Description |
| 03/02/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 03/03/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/04/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 04/24/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 03/16/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/13/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/15/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/17/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/16/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/17/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 02/18/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/17/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/22/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 12/14/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/22/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/22/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/23/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/27/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/30/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 04/09/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 04/01/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/02/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/22/2002 |
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] |
| 04/22/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 05/21/1998 |
10-K405/A
| Form 10-K405/A - Annual report [Sections 13 and 15(d), S-K Item 405] [Amend] |
| 04/16/1998 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/31/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |