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Variable Interest Entities - Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Variable Interest Entity [Line Items]    
Revenues $ 136,920,000 $ 27,918,000
Expenses 147,811,000 $ 26,112,000
PCs    
Variable Interest Entity [Line Items]    
Revenues 0  
Expenses $ 0