| Date Filed | Type | Description |
| 05/14/2012 |
10-Q
| Quarterly Report for the period ended March 31, 2012 |
| 11/10/2011 |
10-Q
| Quarterly Report for the period ended September 30, 2011 |
| 08/11/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/05/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 11/05/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 08/06/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 04/22/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 10/22/2009 |
10-Q
| Quarterly Report for the period ended September 30, 2009 |
| 07/30/2009 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 04/30/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 11/07/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 08/07/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 05/05/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 10/26/2007 |
10-Q
| Quarterly Report for the period ended September 30, 2007 |
| 07/26/2007 |
10-Q
| Quarterly Report for the period ended June 30, 2007 |
| 04/26/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |
| 11/02/2006 |
10-Q
| Quarterly Report for the period ended September 30, 2006 |
| 07/27/2006 |
10-Q
| Quarterly Report for the period ended June 30, 2006 |
| 04/28/2006 |
10-Q
| Quarterly Report for the period ended March 31, 2006 |
| 11/04/2005 |
10-Q
| Quarterly Report for the period ended September 30, 2005 |
| 08/04/2005 |
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 |
| 11/10/2004 |
10-Q
| Quarterly Report for the period ended September 30, 2004 |
| 08/13/2004 |
10-Q
| Quarterly Report for the period ended June 30, 2004 |
| 05/12/2004 |
10-Q
| Quarterly Report for the period ended March 31, 2004 |