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Note 11 - Taxes - Tax Examinations (Details)
3 Months Ended
Mar. 31, 2022
Domestic Tax Authority [Member]  
Open tax year 2018
State and Local Jurisdiction [Member]  
Open tax year 2017
Foreign Tax Authority [Member] | Departamento de Hacienda de Puerto Rico [Member]  
Open tax year 2016
Foreign Tax Authority [Member] | Canada Revenue Agency [Member]  
Open tax year 2016
Foreign Tax Authority [Member] | State Administration of Taxation, China [Member]  
Open tax year 2018
Foreign Tax Authority [Member] | Mexican Tax Authority [Member]  
Open tax year 2021
Foreign Tax Authority [Member] | United Kingdom Tax Authority [Member]  
Open tax year 2021
Foreign Tax Authority [Member] | Australian Taxation Office [Member]  
Open tax year 2021