| Date Filed | Type | Description |
| 11/14/2012 |
10-Q
| Quarterly Report for the period ended September 30, 2012 |
| 08/14/2012 |
10-Q
| Quarterly Report for the period ended June 30, 2012 |
| 05/21/2012 |
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 |
| 08/22/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 04/28/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 11/15/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 08/20/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 05/17/2010 |
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 |
| 08/04/2009 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 05/12/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 12/01/2008 |
10-Q/A
| Quarterly Report for the period ended September 30, 2008 [amend] |
| 11/14/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 08/14/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 05/14/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |
| 11/19/1998 |
10-Q
| Quarterly Report for the period ended September 30, 1998 |
| 08/17/1998 |
10-Q
| Quarterly Report for the period ended June 30, 1998 |
| 05/14/1998 |
10-Q
| Quarterly Report for the period ended March 31, 1998 |
| 10/24/1997 |
10-Q
| Quarterly Report for the period ended September 30, 1997 |
| 08/05/1997 |
10-Q
| Quarterly Report for the period ended June 30, 1997 |
| 05/13/1997 |
10-Q
| Quarterly Report for the period ended March 31, 1997 |
| 12/11/1996 |
10-Q/A
| Quarterly Report for the period ended September 30, 1996 [amend] |
| 11/29/1996 |
10-Q
| Quarterly Report for the period ended September 30, 1996 |
| 11/01/1996 |
10-Q/A
| Quarterly Report for the period ended June 30, 1996 [amend] |
| 08/20/1996 |
10-Q
| Quarterly Report for the period ended June 30, 1996 |