| Date Filed | Type | Description |
| 03/04/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/05/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/01/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/27/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/01/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/04/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/06/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/07/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/08/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/12/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/15/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/05/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/06/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/07/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/09/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/13/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/11/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/10/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/13/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 05/16/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/21/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 02/27/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 08/23/2000 |
10-K
| Annual Report for the period ended June 30, 2000 |
| 09/09/1999 |
10-K
| Annual Report for the period ended June 30, 1999 |
| 09/01/1998 |
10-K
| Annual Report for the period ended June 30, 1998 |
| 09/05/1997 |
10-K
| Annual Report for the period ended June 30, 1997 |