Stockholders' Deficit (Details) - The components of accumulated other comprehensive loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	$ (5,536)	$ (5,610)
Actuarial loss	(653)	(95)
Translation gain (loss)	(205)	169
Balances	(6,394)	(5,536)
Pension Plan Acturial Loss Gain [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	(5,817)	(5,722)
Actuarial loss	(653)	(95)
Translation gain (loss)
Balances	(6,470)	(5,817)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	281	112
Actuarial loss
Translation gain (loss)	(205)	169
Balances	$ 76	$ 281