| Date Filed | Type | Description |
| 02/14/2013 |
10-Q
| Quarterly Report for the period ended December 31, 2012 |
| 08/14/2012 |
10-Q
| Quarterly Report for the period ended June 30, 2012 |
| 05/15/2012 |
10-Q
| Quarterly Report for the period ended March 31, 2012 |
| 02/10/2012 |
10-Q
| Quarterly Report for the period ended December 31, 2011 |
| 08/12/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/13/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 02/11/2011 |
10-Q
| Quarterly Report for the period ended December 31, 2010 |
| 08/16/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 08/16/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 08/16/2010 |
10-Q
| Quarterly Report for the period ended December 31, 2009 |
| 08/16/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 08/16/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 08/16/2010 |
10-Q
| Quarterly Report for the period ended December 31, 2008 |
| 08/14/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 05/16/2008 |
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 |
| 08/14/2007 |
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 |
| 02/14/2007 |
10-Q
| Quarterly Report for the period ended December 31, 2006 |
| 08/14/2006 |
10-Q
| Quarterly Report for the period ended June 30, 2006 |
| 05/15/2006 |
10-Q/A
| Quarterly Report for the period ended December 31, 2005 [amend] |
| 05/15/2006 |
10-Q
| Quarterly Report for the period ended March 31, 2006 |
| 02/14/2006 |
10-Q
| Quarterly Report for the period ended December 31, 2005 |