Stockholders' Deficit (Tables)

12 Months Ended

Dec. 31, 2022

Stockholders' Deficit (Tables) [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

In thousands	Pension plan actuarial (loss) gain		Foreign currency  translation gain (loss)		Total
Balances at January 1, 2021	$	(7,567)	$	245	$	(7,322)
Actuarial gain		1,051		-		1,051
Translation gain		-		18		18
Balances at December 31, 2021		(6,516)		263		(6,253)
Actuarial gain		352		-		352
Translation loss		-		(165)		(165)
Balances at December 31, 2022	$	(6,164)	$	98	$	(6,066)