Derivative Instruments and Hedging Activities - Derivatives in Statements of Operations (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 26, 2020	Jan. 27, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Net Sales	$ 4,162	$ 3,753
Cost of Goods and Services Sold	2,304	2,088
Research and Development Expense	552	516
General and administrative	129	110
Interest expense	59	60
Amount of Gain or (Loss) Reclassified from AOCI into Income	1
Amount of Gain or (Loss) Reclassified from AOCI into Income		7
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income	2
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income		4
Foreign Exchange Contract | Sales
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income	(1)
Amount of Gain or (Loss) Reclassified from AOCI into Income		0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income	2
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income		0
Foreign Exchange Contract | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income	2
Amount of Gain or (Loss) Reclassified from AOCI into Income		12
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income	0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income		5
Foreign Exchange Contract | Research, development and engineering
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income	1
Amount of Gain or (Loss) Reclassified from AOCI into Income		0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income	0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income		0
Foreign Exchange Contract | General and administrative
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income	0
Amount of Gain or (Loss) Reclassified from AOCI into Income		(5)
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income	0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income		(1)
Interest Rate Contract | Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income	(1)
Amount of Gain or (Loss) Reclassified from AOCI into Income		0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income	$ 0
Amounts of Gain (Loss) Excluded from Effectiveness Testing Recognized in Income		$ 0