Components of Net Periodic Benefit Cost for Pension and Retiree Medical Plans (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		8 Months Ended		12 Months Ended
	Sep. 09, 2017	Sep. 03, 2016	Sep. 09, 2017	Sep. 03, 2016	Dec. 30, 2017
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Average Remaining Service Period of Active Plan Participants, Pension Expense			11
Defined Benefit Plan, Plan Assets, Contributions by Employer			$ 6	$ 7
Defined Benefit Plan, Average remaining life expectancy of Inactive Plan Participants, Pension Expense			27
Cost Savings Related to Reorganization of U.S. Pension Plans	$ 10		$ 29
Cost Savings Related to Reorganization of U.S. Pension Plans Net of Tax	7		$ 19
Cost Savings Related to Reorganization of U.S. Pension Plans Net of Tax, Earnings per Share			$ 0.01
Scenario, Forecast [Member]
Defined Benefit Plan Disclosure [Line Items]
Cost Savings Related to Reorganization of U.S. Pension Plans					$ 40
Domestic Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	93	$ 91	$ 278	272
Interest cost	108	112	324	335
Expected return on plan assets	(196)	(193)	(588)	(577)
Amortization of prior service credits		(1)	1	(1)
Amortization of net losses/(gains)	29	39	85	116
Gross total	34	48	100	145
Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits		4		4
Defined Benefit Plan, Cost of Providing Special and Contractual Termination Benefits	2	1	4	2
Total expense	36	53	104	151
Retiree Medical Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	6	7	19	21
Interest cost	8	9	25	28
Expected return on plan assets	(5)	(6)	(15)	(17)
Amortization of prior service credits	(5)	(8)	(17)	(25)
Amortization of net losses/(gains)	(3)		(9)	(1)
Gross total	1	2	3	6
Total expense	1	2	3	6
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	21	20	58	56
Interest cost	21	24	57	66
Expected return on plan assets	(42)	(42)	(112)	(115)
Amortization of net losses/(gains)	12	11	33	29
Gross total	12	13	36	36
Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits	2	3	2	9
Total expense	$ 14	$ 16	$ 38	$ 45