Segment, Geographic and Other Revenue Information - Narrative (Detail) $ in Millions		7 Months Ended
		Jul. 31, 2019 Operating_Segment	Mar. 29, 2020 USD ($)	Dec. 31, 2019 USD ($)
Segment Reporting [Abstract]
Number of segments | Operating_Segment		3
Assets | $	[1]		$ 166,336	$ 167,489

[1] Amounts may not add due to rounding.