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Revenue Information - Narrative (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Revenue from Contract with Customer [Abstract]    
Contract with Customer, Asset, Reclassified to Receivable $ 2.8  
Contract with Customer, Asset, after Allowance for Credit Loss $ 2.8 $ 2.8