Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Long-Term Debt - Commercial Paper (Details) - USD ($)			12 Months Ended
Long-Term Debt - Commercial Paper (Details) - USD ($)	Jul. 31, 2015	Feb. 28, 2014	Dec. 31, 2021	Dec. 31, 2020	Oct. 18, 2019
United States \| Commercial Paper
Line of Credit Facility [Line Items]
Maturity period of debt			20 days 11 hours 2 minutes
Maximum borrowing capacity under credit facility					$ 1,800,000,000
United States \| Maximum \| Commercial Paper
Line of Credit Facility [Line Items]
Maturity period of debt		397 days
Europe \| Commercial Paper
Line of Credit Facility [Line Items]
Maturity period of debt	183 days		25 days 3 hours 25 minutes 55 seconds
Carrying Value \| United States
Line of Credit Facility [Line Items]
Commercial paper			$ 598,000,000	$ 0
Carrying Value \| United States \| Commercial Paper
Line of Credit Facility [Line Items]
Weighted average interest rate on debt			0.37%
Carrying Value \| Europe
Line of Credit Facility [Line Items]
Commercial paper			$ 15,859,000	$ 0
Carrying Value \| Europe \| Commercial Paper
Line of Credit Facility [Line Items]
Weighted average interest rate on debt			(0.43%)