| Date Filed | Type | Description |
| 11/13/2012 |
10-Q
| Quarterly Report for the period ended September 30, 2012 |
| 08/06/2012 |
10-Q
| Quarterly Report for the period ended June 30, 2012 |
| 05/14/2012 |
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 |
| 08/04/2011 |
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 |
| 11/08/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 08/04/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 05/05/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 11/09/2009 |
10-Q
| Quarterly Report for the period ended September 30, 2009 |
| 08/05/2009 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 05/06/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 11/05/2008 |
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 |
| 05/07/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 11/08/2007 |
10-Q
| Quarterly Report for the period ended September 30, 2007 |
| 08/08/2007 |
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 |
| 11/13/2006 |
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 |
| 05/11/2006 |
10-Q
| Quarterly Report for the period ended March 31, 2006 |
| 11/10/2005 |
10-Q
| Quarterly Report for the period ended September 30, 2005 |
| 08/10/2005 |
10-Q
| Quarterly Report for the period ended June 30, 2005 |
| 05/10/2005 |
10-Q
| Quarterly Report for the period ended March 31, 2005 |
| 11/12/2004 |
10-Q
| Quarterly Report for the period ended September 30, 2004 |
| 08/12/2004 |
10-Q
| Quarterly Report for the period ended June 30, 2004 |
| 05/13/2004 |
10-Q
| Quarterly Report for the period ended March 31, 2004 |
| 11/13/2003 |
10-Q
| Quarterly Report for the period ended September 30, 2003 |
| 08/13/2003 |
10-Q
| Quarterly Report for the period ended June 30, 2003 |
| 05/19/2003 |
10-Q
| Quarterly Report for the period ended March 31, 2003 |
| 05/16/2003 |
10-Q
| Quarterly Report for the period ended March 31, 2003 |
| 11/14/2002 |
10-Q
| Quarterly Report for the period ended November 14, 2002 |
| 08/13/2002 |
10-Q
| Quarterly Report for the period ended June 30, 2002 |
| 05/15/2002 |
10-Q
| Quarterly Report for the period ended March 31, 2002 |
|