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Schedule of trademarks, licenses and other intangible assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]    
Gross Amount $ 290,989 $ 290,881
Accumulated Amortization 76,942 76,773
Net Book Value 214,047 214,108
Licenses [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 109,682 93,248
Accumulated Amortization 62,286 62,262
Net Book Value 47,396 30,986
Other Intangible Assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 17,775 18,194
Accumulated Amortization 14,588 14,437
Net Book Value 3,187 3,757
Indefinite-lived Intangible Assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 119,712 131,962
Accumulated Amortization
Net Book Value 119,712 131,962
Finite-Lived Intangible Assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 43,820 47,477
Accumulated Amortization 68 74
Net Book Value 43,752 47,403
Subtotal [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 171,277 158,919
Accumulated Amortization 76,942 76,773
Net Book Value $ 94,335 $ 82,146