Leases - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 26, 2021	Mar. 27, 2020	Dec. 31, 2020
Lessee Disclosure [Abstract]
Cash paid for operating leases	$ 78	$ 75
Right-of-use assets obtained in exchange for operating lease liabilities	$ 75	86
Weighted average remaining lease term in years	4 years		4 years
Weighted average discount rate	2.40%		2.60%
Operating lease, cost	$ 78	74
Variable lease costs not included in the lease liability	14	15
Total lease cost	$ 92	$ 89