| Date Filed | Type | Description |
| 04/30/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/31/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/26/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 05/14/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 11/02/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 10/14/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 09/26/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 08/11/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 05/02/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 03/31/2011 |
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] |
| 03/31/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 12/23/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 10/07/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 05/16/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 04/02/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 04/05/2000 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 03/30/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 12/29/1998 |
10-K
| Annual Report for the period ended September 30, 1998 |
| 03/04/1998 |
10-K/A
| Annual Report for the period ended September 30, 1997 [amend] |
| 12/29/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |