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Other Non-Current Assets (Tables)
 12 Months Ended
Dec. 31, 2021
Other Assets [Abstract]  
Schedule of Other Assets, Noncurrent [Table Text Block]
2021
2020
Pension assets
$
7,916
 
$
6,748
Uncertain tax positions
6,931
7,209
Indemnification assets
6,630
7,615
Debt issuance costs
4,267
5,919
Supplemental retirement income program
 
2,269
 
 
1,961
Other
2,946
2,344
Total other non
 
-current assets
$
30,959
 
$
31,796