SHORT-TERM AND LONG-TERM DEBT - Schedule of Long-Term Debt Instruments (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Other	$ 45	$ 49
Other, fair value	45	49
Long-term debt, gross	2,183	2,193
Long-term debt, gross, fair value	2,313	2,159
Less current maturities	(81)	(81)
Less current maturities, fair value	(81)	(81)
Debt issuance costs and discounts, net of amortization	(22)	(22)
Debt issuance costs and discounts, fair value	(22)	(22)
Long-term debt (less current maturities)	2,080	2,090
Long-term debt, excluding current maturities, , fair value	2,210	2,056
British pound denominated term loan and revolving credit facility [Member]
Debt Instrument [Line Items]
Long-term debt	167	174
Long-term debt, fair value	167	174
Euro denominated term loan and revolving credit facility [Member]
Debt Instrument [Line Items]
Long-term debt	125	126
Long-term debt, fair value	125	126
Canadian dollar revolving credit facility [Member]
Debt Instrument [Line Items]
Long-term debt	46	44
Long-term debt, fair value	46	44
Senior Notes, 4.60% due 2045 [Member] \| Senior notes [Member]
Debt Instrument [Line Items]
Long-term debt	1,000	1,000
Long-term debt, fair value	1,112	1,026
Senior Notes, 3.75% due 2046 [Member] \| Senior notes [Member]
Debt Instrument [Line Items]
Long-term debt	400	400
Long-term debt, fair value	393	357
Senior Notes, 4.20% due 2047 [Member] \| Senior notes [Member]
Debt Instrument [Line Items]
Long-term debt	400	400
Long-term debt, fair value	$ 425	$ 383

Debt Instrument, Unamortized, Discount (Premium) And Debt Issuance Costs, Net, Fair Value

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- Definition

Long-Term Debt, Current Maturities, Fair Value Disclosure

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Long-Term Debt, Excluding Current Maturities, Fair Value Disclosure

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Long-Term Debt, Gross, Fair Value Disclosure

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Other Long-Term Debt, Fair Value Disclosure

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- Definition

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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- 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.

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

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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.

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- Definition

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

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt classified as other.

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