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Fair Value and Equity Investments, Equity Investments (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Equity Investments [Abstract]      
Upward fair value adjustments on equity securities $ 18,077 $ 0 $ 0
Equity Securities [Member]      
Equity Investments [Abstract]      
Carrying amount of equity securities without readily determinable fair values 28,100 $ 5,000  
Additional investment made 5,000    
Equity Securities [Member] | Other Income (Expense), Net [Member]      
Equity Investments [Abstract]      
Upward fair value adjustments on equity securities $ 18,100