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Stockholders' Deficit (Tables)
12 Months Ended
Dec. 31, 2021
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

 

 

Total

Balances at January 1, 2020

$

(6,812)

 

$

194

 

$

(6,618)

Actuarial loss

 

(755)

   

-

   

(755)

Translation gain

 

-

 

 

51

 

 

51

Balances at December 31, 2020

 

(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)