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Revenue Recognition - Other Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Revenue from Contract with Customer [Abstract]        
Revenue gross-up $ 201,704 $ 97,566 $ 526,082 $ 315,049