| Date Filed | Type | Description |
| 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 |
| 11/05/2010 |
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 |
| 05/07/2010 |
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 |
| 11/07/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 08/08/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 05/09/2008 |
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 |
| 08/08/2007 |
10-Q
| Quarterly Report for the period ended June 30, 2007 |
| 05/09/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |
| 11/09/2006 |
10-Q
| Quarterly Report for the period ended November 9, 2006 |
| 08/09/2006 |
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 |
| 10/31/2005 |
10-Q
| Quarterly Report for the period ended September 30, 2005 |
| 07/28/2005 |
10-Q
| Quarterly Report for the period ended June 30, 2005 |
| 05/11/2005 |
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 |
| 07/29/2004 |
10-Q
| Quarterly Report for the period ended June 30, 2004 |
| 04/27/2004 |
10-Q
| Quarterly Report for the period ended March 31, 2004 |
| 10/30/2003 |
10-Q
| Quarterly Report for the period ended September 30, 2003 |
| 08/07/2003 |
10-Q
| Quarterly Report for the period ended June 30, 2003 |
| 04/30/2003 |
10-Q
| Quarterly Report for the period ended March 31, 2003 |
| 10/31/2002 |
10-Q
| Quarterly Report for the period ended September 30, 2002 |
| 08/14/2002 |
10-Q
| Quarterly Report for the period ended June 30, 2002 |
| 05/13/2002 |
10-Q
| Quarterly Report for the period ended March 31, 2002 |
| 11/14/2000 |
10-Q
| Quarterly Report for the period ended September 30, 2000 |
| 08/11/2000 |
10-Q
| Quarterly Report for the period ended June 30, 2000 |
| 05/15/2000 |
10-Q
| Quarterly Report for the period ended March 31, 2000 |
| 11/15/1999 |
10-Q
| Quarterly Report for the period ended September 30, 1999 |
| 08/16/1999 |
10-Q
| Quarterly Report for the period ended June 30, 1999 |
|