Fair Value Measurements - Recurring Basis (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	$ 228	$ 434
Derivative assets, fair value	119	44
Derivative liability, fair value	33	106
Fair value on a recurring basis \| Foreign currency forward/option contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	119	37
Derivative liability, fair value	24	106
Fair value on a recurring basis \| Interest rate contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	0	7
Derivative liability, fair value	9	0
Fair value on a recurring basis \| Corporate debt securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	7
Fair value on a recurring basis \| Commercial paper
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	109	237
Fair value on a recurring basis \| Certificates of deposit/time deposits
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	14	31
Fair value on a recurring basis \| U.S. treasury securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	75	125
Fair value on a recurring basis \| U.S. municipal securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	30	34
Fair value on a recurring basis \| Level 1 \| Foreign currency forward/option contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	0	0
Derivative liability, fair value	0	0
Fair value on a recurring basis \| Level 1 \| Interest rate contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	0	0
Derivative liability, fair value	0	0
Fair value on a recurring basis \| Level 1 \| Corporate debt securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 1 \| Commercial paper
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 1 \| Certificates of deposit/time deposits
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 1 \| U.S. treasury securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	75	125
Fair value on a recurring basis \| Level 1 \| U.S. municipal securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 2 \| Foreign currency forward/option contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	119	37
Derivative liability, fair value	24	106
Fair value on a recurring basis \| Level 2 \| Interest rate contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	0	7
Derivative liability, fair value	9	0
Fair value on a recurring basis \| Level 2 \| Corporate debt securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	7
Fair value on a recurring basis \| Level 2 \| Commercial paper
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	109	237
Fair value on a recurring basis \| Level 2 \| Certificates of deposit/time deposits
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	14	31
Fair value on a recurring basis \| Level 2 \| U.S. treasury securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 2 \| U.S. municipal securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 3 \| Foreign currency forward/option contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	0
Derivative liability, fair value	0	0
Fair value on a recurring basis \| Level 3 \| Interest rate contracts
Assets and Liabilities Measured on Recurring Basis
Derivative assets, fair value	0
Derivative liability, fair value	0	0
Fair value on a recurring basis \| Level 3 \| Corporate debt securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 3 \| Commercial paper
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 3 \| Certificates of deposit/time deposits
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 3 \| U.S. treasury securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	0	0
Fair value on a recurring basis \| Level 3 \| U.S. municipal securities
Assets and Liabilities Measured on Recurring Basis
Available-for-sale marketable securities	$ 30	$ 34

Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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