| Date Filed | Type | Description |
| 11/08/2012 |
10-Q
| Quarterly Report for the period ended September 30, 2012 |
| 08/09/2012 |
10-Q
| Quarterly Report for the period ended June 30, 2012 |
| 05/10/2012 |
10-Q
| Quarterly Report for the period ended March 31, 2012 |
| 11/14/2011 |
10-Q
| Quarterly Report for the period ended September 30, 2011 |
| 08/15/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/16/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 11/09/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 08/09/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 08/09/2010 |
10-Q/A
| Quarterly Report for the period ended March 31, 2010 [amend] |
| 05/07/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 08/07/2009 |
10-Q
| Quarterly Report for the period ended August 7, 2009 |
| 05/08/2009 |
10-Q
| Quarterly Report for the period ended May 8, 2009 |
| 11/07/2008 |
10-Q
| Quarterly Report for the period ended November 7, 2008 |
| 08/07/2008 |
10-Q
| Quarterly Report for the period ended August 7, 2008 |
| 05/08/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 11/14/2007 |
10-Q
| Quarterly Report for the period ended September 30, 2007 |
| 08/13/2007 |
10-Q
| Quarterly Report for the period ended June 30, 2007 |
| 05/09/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |
| 11/16/2006 |
10-Q/A
| Quarterly Report for the period ended September 30, 2006 [amend] |
| 11/14/2006 |
10-Q
| Quarterly Report for the period ended September 30, 2006 |
| 08/14/2006 |
10-Q
| Quarterly Report for the period ended June 30, 2006 |
| 07/20/2006 |
10-Q/A
| Quarterly Report for the period ended March 31, 2006 [amend] |
| 06/13/2006 |
10-Q/A
| Quarterly Report for the period ended March 31, 2006 [amend] |
| 05/15/2006 |
10-Q
| Quarterly Report for the period ended March 31, 2006 |
| 11/21/2005 |
10-Q
| Quarterly Report for the period ended September 30, 2005 |
| 08/15/2005 |
10-Q
| Quarterly Report for the period ended June 30, 2005 |
| 05/16/2005 |
10-Q
| Quarterly Report for the period ended March 31, 2005 |
| 05/15/1997 |
10-Q
| Quarterly Report for the period ended March 31, 1997 |
| 11/14/1996 |
10-Q
| Quarterly Report for the period ended September 30, 1996 |