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

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- Definition

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.

+ References

No definition available.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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- Definition

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

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FINANCING ARRANGEMENTS - Maturities and Weighted Average Stated Rate of Interest (Details) - USD ($)		1 Months Ended	3 Months Ended
	Mar. 08, 2019	May 06, 2019	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Debt Instrument [Line Items]
Repayments of long-term debt			$ 1,621,000,000	$ 1,731,000,000
Long-term debt			24,181,000,000		$ 24,305,000,000
5.625% Senior Notes due in December 2021 \| Unsecured Debt
Debt Instrument [Line Items]
Repayments of long-term debt	$ 518,000,000
Long-term debt			181,000,000		697,000,000
Revolving Credit Facility Due June 2023 \| Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt			$ 0		$ 75,000,000
Subsequent Event \| 5.625% Senior Notes due in December 2021 \| Unsecured Debt
Debt Instrument [Line Items]
Repayments of long-term debt		$ 182,000,000
Subsequent Event \| Revolving Credit Facility Due June 2023 \| Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt		175,000,000
Subsequent Event \| Senior Secured Notes And Senior Unsecured Notes
Debt Instrument [Line Items]
Principal amount		$ 1,500,000,000