Income Taxes (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current:
United States federal	$ 91	$ 115	$ 73
Foreign	(902)	(1,923)	(1,550)
State and local	19	(8)	(24)
Total current	(792)	(1,816)	(1,501)
Deferred:
United States federal	0	0	0
Foreign	0	0	0
State and local	0	0	0
Total deferred	0	0	0
Total	$ (792)	$ (1,816)	$ (1,501)