| Date Filed | Type | Description |
| 05/16/2013 |
10-Q
| Quarterly Report for the period ended March 31, 2013 |
| 02/19/2013 |
10-Q
| Quarterly Report for the period ended December 31, 2012 |
| 09/12/2012 |
10-Q/A
| Quarterly Report for the period ended June 30, 2012 [amend] |
| 08/20/2012 |
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 |
| 02/29/2012 |
10-Q/A
| Quarterly Report for the period ended December 31, 2011 [amend] |
| 02/21/2012 |
10-Q
| Quarterly Report for the period ended December 31, 2011 |
| 08/15/2011 |
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 |
| 02/16/2011 |
10-Q
| Quarterly Report for the period ended December 31, 2010 |
| 08/17/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 05/26/2010 |
10-Q/A
| Quarterly Report for the period ended March 31, 2010 [amend] |
| 05/24/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 02/19/2010 |
10-Q
| Quarterly Report for the period ended December 31, 2009 |
| 08/06/2009 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 06/04/2009 |
10-Q/A
| Quarterly Report for the period ended December 31, 2008 [amend] |
| 05/15/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 02/18/2009 |
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 |