| Date Filed | Type | Description |
| 11/09/2012 |
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 |
| 08/08/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/06/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 11/08/2010 |
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 |
| 05/06/2010 |
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 |
| 08/06/2009 |
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 |
| 11/07/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 08/05/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 05/13/2008 |
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 |
| 08/09/2007 |
10-Q
| Quarterly Report for the period ended June 30, 2007 |
| 05/15/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |
| 11/14/2006 |
10-Q
| Quarterly Report for the period ended September 30, 2006 |
| 08/11/2006 |
10-Q
| Quarterly Report for the period ended June 30, 2006 |
| 05/15/2006 |
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 |
| 08/15/2005 |
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 |