| Date Filed | Type | Description |
| 04/26/2013 |
10-Q
| Quarterly Report for the period ended March 31, 2013 |
| 10/30/2012 |
10-Q
| Quarterly Report for the period ended September 30, 2012 |
| 07/27/2012 |
10-Q
| Quarterly Report for the period ended June 30, 2012 |
| 05/09/2012 |
10-Q
| Quarterly Report for the period ended March 31, 2012 |
| 11/03/2011 |
10-Q
| Quarterly Report for the period ended September 30, 2011 |
| 08/03/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/04/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 10/28/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 07/29/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 05/11/2010 |
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 |
| 05/08/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 11/06/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 08/11/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 05/08/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 11/05/2007 |
10-Q
| Quarterly Report for the period ended September 30, 2007 |
| 08/10/2007 |
10-Q
| Quarterly Report for the period ended June 30, 2007 |
| 05/11/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |