Stockholders' Deficit (Details) - The components of accumulated other comprehensive loss - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	$ (7,322,000)	$ (6,618,000)
Actuarial gain (loss)	1,051,000	(755,000)
Translation gain	18,000	51,000
Balances	(6,253,000)	(7,322,000)
Pension Plan Acturial Loss Gain [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	(7,567,000)	(6,812,000)
Actuarial gain (loss)	1,051,000	(755,000)
Translation gain
Balances	(6,516,000)	(7,567,000)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	245,000	194,000
Actuarial gain (loss)
Translation gain	18,000	51,000
Balances	$ 263,000	$ 245,000