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Revenue Recognition - Performance Obligations (Details)
$ in Millions
Dec. 31, 2021
USD ($)
Revenue from Contract with Customer [Abstract]  
Performance obligation, amount $ 188
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Performance obligation, percentage 97.00%
Performance obligation, period 3 years