Revenue (Additional Information 1) (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-12-31 $ in Millions	Dec. 31, 2021 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Amount	$ 93
Revenue, Remaining Performance Obligation, Percentage	43.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months