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Remaining Performance Obligations (Details)
$ in Billions
Sep. 30, 2021
USD ($)
Revenue from Contract with Customer [Abstract]  
Remaining performance obligation $ 0.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-10-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, percent to be recognized as revenue 12.00%
Period over which remaining performance obligations are expected to be recognized as revenue 3 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]  
Remaining performance obligation, percent to be recognized as revenue 38.00%
Period over which remaining performance obligations are expected to be recognized as revenue 1 year