Stockholders' Deficit (Details) - The components of accumulated other comprehensive loss - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	$ (6,394,000)	$ (5,536,000)
Actuarial loss	(342,000)	(653,000)
Translation gain (loss)	118,000	(205,000)
Balances	(6,618,000)	(6,394,000)
Pension Plan Acturial Loss Gain [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	(6,470,000)	(5,817,000)
Actuarial loss	(342,000)	(653,000)
Translation gain (loss)
Balances	(6,812,000)	(6,470,000)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	76,000	281,000
Actuarial loss
Translation gain (loss)	118,000	(205,000)
Balances	$ 194,000	$ 76,000