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Revenue Recognition - Transaction Price Allocated to the Remaining Performance Obligations (Details)
$ in Millions
Jun. 30, 2021
USD ($)
Revenue from Contract with Customer [Abstract]  
Revenue, remaining performance obligation $ 181.2
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-07-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue, remaining performance obligation, percentage 18.00%
Revenue, remaining performance obligation, expected timing of satisfaction, period 6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue, remaining performance obligation, percentage 51.00%
Revenue, remaining performance obligation, expected timing of satisfaction, period 12 months