Hedging Activities and Fair Value Measurements - Fair Value (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset	$ 46	$ 107
Licensing arrangements, asset	13	30
Contingent Consideration Liability	293	404
Licensing arrangements, liability	20	41
Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds, at Carrying Value	2,153	454
Equity Securities, FV-NI	19	18
Derivative Asset	313	266
Licensing arrangements, asset	51	77
Assets, Fair Value Disclosure	2,536	816
Derivative Liability	974	1,050
Contingent Consideration Liability	293	404
Licensing arrangements, liability	60	90
Financial and Nonfinancial Liabilities, Fair Value Disclosure	1,327	1,545
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds, at Carrying Value	2,153	454
Equity Securities, FV-NI	19	18
Derivative Asset	0	0
Licensing arrangements, asset	0	0
Assets, Fair Value Disclosure	2,173	472
Derivative Liability	0	0
Contingent Consideration Liability	0	0
Licensing arrangements, liability	0	0
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds, at Carrying Value	0	0
Equity Securities, FV-NI	0	0
Derivative Asset	313	266
Licensing arrangements, asset	0	0
Assets, Fair Value Disclosure	313	266
Derivative Liability	974	1,050
Contingent Consideration Liability	0	0
Licensing arrangements, liability	0	0
Financial and Nonfinancial Liabilities, Fair Value Disclosure	974	1,050
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Licensing arrangements, asset	51
Licensing arrangements, liability	60
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds, at Carrying Value	0	0
Equity Securities, FV-NI	0	0
Derivative Asset	0	0
Licensing arrangements, asset	51	77
Assets, Fair Value Disclosure	51	77
Derivative Liability	0	0
Contingent Consideration Liability	293	404
Licensing arrangements, liability	60	90
Financial and Nonfinancial Liabilities, Fair Value Disclosure	$ 353	$ 494