Segment Information - Additional Information (Details1) $ in Millions	Sep. 30, 2021 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-10-01
Segment Reporting Information [Line Items]
Revenue, remaining performance obligation, amount	$ 389
Revenue, remaining performance obligation, expected timing of satisfaction, period	6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-04-01
Segment Reporting Information [Line Items]
Revenue, remaining performance obligation, amount	$ 2,200
Revenue, remaining performance obligation, expected timing of satisfaction, period