Period remaining until debt instruments mature.

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Line Of Credit Facility, Repayment Requirement

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Total shareholders' equity, excluding accumulated other comprehensive earnings / (losses)

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Face (par) amount of debt instrument at time of issuance.

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Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Net gain (loss) relating to components of the gain (loss) on the fair value hedging instrument excluded from the assessment of fair value hedge effectiveness. Recognized in earnings.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen 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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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt and Borrowing Arrangements - Additional Information (Details) SFr in Millions										1 Months Ended	3 Months Ended
	Apr. 13, 2020 USD ($)	Apr. 01, 2020 USD ($)	Mar. 30, 2020 USD ($)	Mar. 30, 2020 CHF (SFr)	Mar. 24, 2020 USD ($)	Mar. 12, 2020 USD ($)	Mar. 06, 2020 USD ($)	Feb. 26, 2020 USD ($)	Feb. 10, 2020 USD ($)	Apr. 28, 2020 USD ($)	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)	Feb. 27, 2019 USD ($)
Debt Instrument [Line Items]
Short-term borrowings											$ 4,764,000,000		$ 2,638,000,000
Proceeds from issuance of debt											0	$ 597,000,000
Long-term debt matured											670,000,000	403,000,000
Fair value of debt											20,410,000,000		19,388,000,000
Carrying value of debt											19,790,000,000		18,426,000,000
Line of Credit \| Credit facility borrowings \| Multi-year Senior Unsecured Revolving Credit Facility Expiring February 27, 2024
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity														$ 4,500,000,000
Total shareholders' equity, excluding accumulated other comprehensive earnings/(losses)											37,300,000,000			$ 24,600,000,000
Borrowings under multi-year credit facility											0
Notes Payable \| 0.05% Swiss Franc Notes
Debt Instrument [Line Items]
Debt interest rate			0.05%	0.05%
Long-term debt matured			$ 235,000,000	SFr 225
Notes Payable \| 5.375% U.S. Dollar Notes
Debt Instrument [Line Items]
Debt interest rate									5.375%
Long-term debt matured									$ 427,000,000
Commercial paper
Debt Instrument [Line Items]
Short-term borrowings											3,695,000,000		2,581,000,000
Line of Credit
Debt Instrument [Line Items]
Short-term borrowings											69,000,000		57,000,000
Line of Credit \| Credit facility borrowings \| 364-day Senior Unsecured Credit Facility Expiring March 23, 2021
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity					$ 1,750,000,000
Credit facility expiration period					364 days
Borrowings under revolving credit agreement											0
Line of Credit \| Credit facility borrowings \| 364-day Senior Unsecured Credit Facility Expiring March 5, 2021
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity							$ 2,500,000,000
Credit facility repayment requirements (up to)							$ 2,500,000,000
Credit facility expiration period							364 days
Amounts drawn on revolving credit agreement						$ 1,000,000,000.0
Line of Credit \| Credit facility borrowings \| 364-day Senior Unsecured Credit Facility Expiring February 24, 2021
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity								$ 1,500,000,000
Credit facility expiration period								364 days
Borrowings under revolving credit agreement											$ 0
Minimum \| Commercial paper
Debt Instrument [Line Items]
Commercial paper, maturity period											1 day
Maximum \| Commercial paper
Debt Instrument [Line Items]
Commercial paper, maturity period											80 days
Net investment hedge derivative contracts \| Net investment hedge debt
Debt Instrument [Line Items]
Net investment hedge derivative contracts excluded from hedge effectiveness											$ 33,000,000	$ 33,000,000
Subsequent Event \| Notes Payable
Debt Instrument [Line Items]
Debt issued	$ 1,000,000,000.0
Proceeds from issuance of debt	991,300,000
Debt discounts and deferred costs	8,700,000
Subsequent Event \| Notes Payable \| 2.125% U.S. Dollar-denominated Fixed-rate Notes due April 13, 2023
Debt Instrument [Line Items]
Debt issued	$ 500,000,000
Debt interest rate	2.125%
Subsequent Event \| Notes Payable \| 2.750% U.S. Dollar-denominated Fixed-rate Notes due April 13, 2030
Debt Instrument [Line Items]
Debt issued	$ 500,000,000
Debt interest rate	2.75%
Subsequent Event \| Line of Credit \| Credit facility borrowings \| 364-day Senior Unsecured Credit Facility Expiring March 23, 2021
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity		$ 1,950,000,000
Credit facility repayment requirements (up to)		$ 1,950,000,000
Subsequent Event \| Line of Credit \| Credit facility borrowings \| 364-day Senior Unsecured Credit Facility Expiring March 5, 2021
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity										$ 1,500,000,000
Amounts drawn on revolving credit agreement										1,250,000,000
Repayments of credit facility										1,250,000,000
Remaining draw capacity of credit facility										$ 500,000,000
International Subsidiaries
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity											$ 1,400,000,000		$ 1,700,000,000