| Date Filed | Type | Description |
| 03/28/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 04/16/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/27/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/29/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/01/2018 |
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 |
| 03/31/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 01/08/2015 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 11/18/2014 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 04/16/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/31/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/30/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 09/25/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/23/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 03/30/2000 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 04/30/1999 |
10-K/A
| Annual Report for the period ended December 31, 1998 [amend] |
| 03/30/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/26/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 03/31/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |
| 08/22/1996 |
10-K/A
| Annual Report for the period ended December 31, 1995 [amend] |
| 03/29/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 08/30/1995 |
10-K/A
| Annual Report for the period ended December 31, 1994 [amend] |