| Date Filed | Type | Description |
| 05/14/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 02/23/2009 |
10-Q
| Quarterly Report for the period ended December 31, 2008 |
| 11/19/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 05/15/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 02/14/2008 |
10-Q
| Quarterly Report for the period ended December 31, 2007 |
| 11/14/2007 |
10-Q
| Quarterly Report for the period ended September 30, 2007 |
| 05/15/2007 |
10-Q
| Quarterly Report for the period ended March 31, 2007 |
| 02/12/2007 |
10-Q
| Quarterly Report for the period ended December 31, 2006 |
| 11/14/2006 |
10-Q
| Quarterly Report for the period ended September 30, 2006 |
| 05/15/2006 |
10-Q
| Quarterly Report for the period ended May 11, 2006 |
| 02/14/2006 |
10-Q
| Quarterly Report for the period ended February 10, 2006 |
| 11/14/2005 |
10-Q
| Quarterly Report for the period ended September 30, 2005 |
| 05/13/2005 |
10-Q
| Quarterly Report for the period ended March 31, 2005 |
| 02/11/2005 |
10-Q
| Quarterly Report for the period ended December 31, 2004 |
| 11/15/2004 |
10-Q
| Quarterly Report for the period ended September 30, 2004 |
| 05/14/2004 |
10-Q
| Quarterly Report for the period ended March 31, 2004 |
| 02/13/2004 |
10-Q
| Quarterly Report for the period ended December 31, 2003 |
| 11/13/2003 |
10-Q
| Quarterly Report for the period ended September 30, 2003 |
| 05/14/2003 |
10-Q
| Quarterly Report for the period ended March 31, 2003 |
| 02/12/2003 |
10-Q
| Quarterly Report for the period ended December 31, 2002 |
| 11/14/2002 |
10-Q
| Quarterly Report for the period ended September 30, 2002 |
| 05/20/2002 |
10-Q
| Quarterly Report for the period ended March 31, 2002 |
| 02/14/2002 |
10-Q
| Quarterly Report for the period ended December 31, 2001 |
| 11/13/2001 |
10-Q
| Quarterly Report for the period ended September 30, 2001 |
| 05/10/2001 |
10-Q
| Quarterly Report for the period ended March 31, 2001 |
| 02/14/2001 |
10-Q
| Quarterly Report for the period ended December 31, 2000 |
| 11/20/2000 |
10-Q
| Quarterly Report for the period ended September 30, 2000 |
| 05/12/2000 |
10-Q
| Quarterly Report for the period ended March 31, 2000 |
| 02/11/2000 |
10-Q
| Quarterly Report for the period ended December 31, 1999 |
| 11/09/1999 |
10-Q
| Quarterly Report for the period ended September 30, 1999 |
| 05/24/1999 |
10-Q
| Quarterly Report for the period ended March 31, 1999 |
| 02/22/1999 |
10-Q
| Quarterly Report for the period ended December 31, 1998 |
| 11/13/1998 |
10-Q
| Quarterly Report for the period ended September 30, 1998 |
| 05/15/1998 |
10-Q
| Quarterly Report for the period ended March 31, 1998 |
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