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Fair Value Measurements - Summary of Derivative Activity (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2021	Sep. 27, 2020	Oct. 03, 2021	Sep. 27, 2020
Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) reclassified from AOCI into income	$ 0	$ 0	$ 0	$ 0
Cross currency interest rate swaps | Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) reclassified from AOCI into income	0	0	0	0
Fair Value Hedging | Cross currency interest rate swaps | Sales to customers
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing			0	0
Amount of gain or (loss) recognized in AOCI			0	0
Fair Value Hedging | Cross currency interest rate swaps | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing			0	0
Amount of gain or (loss) recognized in AOCI			0	0
Fair Value Hedging | Cross currency interest rate swaps | Research and Development Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing			0	0
Amount of gain or (loss) recognized in AOCI			0	0
Fair Value Hedging | Cross currency interest rate swaps | Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing			0	0
Amount of gain or (loss) recognized in AOCI			0	0
Fair Value Hedging | Cross currency interest rate swaps | Interest (income)/Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing			115	118
Amount of gain or (loss) recognized in AOCI			115	118
Fair Value Hedging | Interest Rate Swap | Sales to customers
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0	0	0
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Fair Value Hedging | Interest Rate Swap | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0	0	0
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Fair Value Hedging | Interest Rate Swap | Research and Development Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0	0	0
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Fair Value Hedging | Interest Rate Swap | Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0	0	0
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Fair Value Hedging | Interest Rate Swap | Interest (income)/Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	(62)		(56)
Amount of gain or (loss) recognized in AOCI	62		56
Net Investment Hedging [Member] | Net Investment Hedging [Member] | Sales to customers
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0
Amount of gain or (loss) recognized in AOCI	0	0
Net Investment Hedging [Member] | Net Investment Hedging [Member] | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0
Amount of gain or (loss) recognized in AOCI	0	0
Net Investment Hedging [Member] | Net Investment Hedging [Member] | Research and Development Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0
Amount of gain or (loss) recognized in AOCI	0	0
Net Investment Hedging [Member] | Net Investment Hedging [Member] | Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	0	0
Amount of gain or (loss) recognized in AOCI	0	0
Net Investment Hedging [Member] | Net Investment Hedging [Member] | Interest (income)/Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing	34	39
Amount of gain or (loss) recognized in AOCI	34	39
Cash Flow Hedging | Forward foreign exchange contracts | Sales to customers
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	(35)	16	(41)	25
Amount of gain or (loss) reclassified from AOCI into income	(3)	3	25	10
Cash Flow Hedging | Forward foreign exchange contracts | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	(155)	156	(398)	330
Amount of gain or (loss) reclassified from AOCI into income	58	(81)	106	(316)
Cash Flow Hedging | Forward foreign exchange contracts | Research and Development Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	37	(36)	80	(156)
Amount of gain or (loss) reclassified from AOCI into income	8	(13)	(1)	(121)
Cash Flow Hedging | Forward foreign exchange contracts | Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	42	(41)	67	(55)
Amount of gain or (loss) reclassified from AOCI into income	19	(8)	24	(10)
Cash Flow Hedging | Forward foreign exchange contracts | Interest (income)/Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Amount of gain or (loss) reclassified from AOCI into income	0	0	0	0
Cash Flow Hedging | Cross currency interest rate swaps | Sales to customers
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Amount of gain or (loss) reclassified from AOCI into income	0	0	0	0
Cash Flow Hedging | Cross currency interest rate swaps | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Amount of gain or (loss) reclassified from AOCI into income	0		0	0
Cash Flow Hedging | Cross currency interest rate swaps | Research and Development Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Amount of gain or (loss) reclassified from AOCI into income	0	0	0	0
Cash Flow Hedging | Cross currency interest rate swaps | Other (income) expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	0	0	0	0
Amount of gain or (loss) reclassified from AOCI into income	0	0	0	0
Cash Flow Hedging | Cross currency interest rate swaps | Interest (income)/Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain or (loss) recognized in AOCI	144	65	122	790
Amount of gain or (loss) reclassified from AOCI into income	$ 117	$ 84	$ 307	$ 265

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