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Financial Statement Information Noncontrolling Interest (Details)
6 Months Ended
Jun. 30, 2020
USD ($)
Jun. 30, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2019
EUR (€)
Noncontrolling Interest [Line Items]          
Noncontrolling Interest, Decrease from Deconsolidation $ 11,404,000        
Redeemable noncontrolling interest   $ 24,077,000 $ 24,077,000 $ 24,000,000  
Redeemable NCI, Call Option       26,000,000 € 23,000,000
Reedemable NCI, Put Option       $ 24,000,000 € 21,000,000
Noncontrolling Interest          
Noncontrolling Interest [Line Items]          
Noncontrolling Interest, Decrease from Deconsolidation $ 11,404,000