Segment Information - Additional Information (Details1) $ in Millions	Dec. 31, 2020 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-01-01
Segment Reporting Information [Line Items]
Revenue, remaining performance obligation, amount	$ 192
Revenue, remaining performance obligation, expected timing of satisfaction, period	3 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-04-01
Segment Reporting Information [Line Items]
Revenue, remaining performance obligation, amount	$ 2,200
Revenue, remaining performance obligation, expected timing of satisfaction, period