Revenue Recognition - Performance Obligations (Details)
$ in Millions
Dec. 31, 2021
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Performance obligations expected to be satisfied $ 124
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, percentage 86.00%
Performance obligations expected to be satisfied, expected timing 3 years