| Date Filed | Type | Description |
| 11/10/2011 |
10-Q
| Quarterly Report for the period ended September 30, 2011 |
| 07/26/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/09/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 11/10/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 08/10/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 04/29/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 11/06/2009 |
10-Q
| Quarterly Report for the period ended September 30, 2009 |
| 08/07/2009 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 05/01/2009 |
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 |
| 05/02/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 10/30/2007 |
10-Q
| Quarterly Report for the period ended September 30, 2007 |
| 08/07/2007 |
10-Q
| Quarterly Report for the period ended June 30, 2007 |
| 05/08/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |
| 11/07/2006 |
10-Q
| Quarterly Report for the period ended September 30, 2006 |
| 08/07/2006 |
10-Q
| Quarterly Report for the period ended June 30, 2006 |
| 05/09/2006 |
10-Q
| Quarterly Report for the period ended March 31, 2006 |
| 11/14/2005 |
10-Q
| Quarterly Report for the period ended September 30, 2005 |
| 08/12/2005 |
10-Q
| Quarterly Report for the period ended June 30, 2005 |
| 05/13/2005 |
10-Q
| Quarterly Report for the period ended March 31, 2005 |