Income Taxes Effective rate reconcilation (Tables)

12 Months Ended

Dec. 31, 2012

Effective Rate Reconciliation [Abstract]

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

The provision for income taxes differs from the amount estimated by applying the statutory Federal income tax rate to income before taxes as follows (in thousands):

	Year ended 31 December
	2012			2011			2010
Federal tax at statutory rate of 35%	$	(4,537	)	$	(4,435	)	$	(10,854	)
State taxes, net of federal benefit	5			3			2
U.S.-Foreign rate differential	87			(46		)	42
Change in Valuation Allowance	4,530			4,825			11,136
Others	134			(18		)	(25		)
Total income tax expense	$	219		$	329		$	301