| Date Filed | Type | Description |
| 04/29/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 02/26/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/18/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 11/12/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 09/24/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 02/22/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/28/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/01/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/22/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/18/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/28/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/28/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 12/15/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 05/09/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 04/14/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 06/28/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/08/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 06/30/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/12/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 06/28/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/14/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 06/28/2001 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 03/19/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 06/30/2000 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 03/29/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 06/30/1999 |
10-K405/A
| Form 10-K405/A - Annual report [Sections 13 and 15(d), S-K Item 405] [Amend] |
| 03/30/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |