Revenues - Remaining Performance Obligations (Details) $ in Billions	Apr. 03, 2021 USD ($)
Remaining Performance Obligation, Expected Timing of Satisfaction
Remaining performance obligation	$ 9.6
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-04-04
Remaining Performance Obligation, Expected Timing of Satisfaction
Remaining performance obligation, percent	73.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	21 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Remaining Performance Obligation, Expected Timing of Satisfaction
Remaining performance obligation, percent	23.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	24 months