Financial Instruments Derivative Notional Amounts (Details) € in Millions, kr in Millions, SFr in Millions, $ in Millions	Jun. 30, 2022 USD ($)	Jun. 30, 2022 EUR (€)	Jun. 30, 2022 DKK (kr)	Jun. 30, 2022 CHF (SFr)	Dec. 31, 2021 USD ($)	Dec. 31, 2021 EUR (€)	Dec. 31, 2021 DKK (kr)	Dec. 31, 2021 CHF (SFr)
Cross-currency interest rate swap contracts
Derivative [Line Items]
Derivative notional amount	$ 250	€ 650	kr 600	SFr 25	$ 200	€ 650	kr 600	SFr 25
Derivatives Not Designated as Hedging Instruments | Foreign currency forward-exchange contracts
Derivative [Line Items]
Derivative notional amount	2,261				1,749
Derivatives Designated as Hedging Instruments: | Forward-starting interest rate swaps
Derivative [Line Items]
Derivative notional amount	$ 650				$ 550