FAIR VALUE MEASUREMENTS (Recognized Assets and Liabilities at Fair Value) (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015	Apr. 18, 2014
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration			$ 26
Recurring Basis [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities	$ 48	$ 49
Cash surrender value of life insurance policies	30	29
Available-for-sale equity securities	6	6
Total assets	137	107
Deferred compensation liabilities	85	85
Contingent consideration	3	3
Total liabilities	88	94
Recurring Basis [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities	48	49
Cash surrender value of life insurance policies	0	0
Available-for-sale equity securities	6	6
Total assets	54	55
Deferred compensation liabilities	0	0
Contingent consideration	0	0
Total liabilities	0	0
Recurring Basis [Member] | Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities	0	0
Cash surrender value of life insurance policies	30	29
Available-for-sale equity securities	0	0
Total assets	83	52
Deferred compensation liabilities	85	85
Contingent consideration	0	0
Total liabilities	85	91
Recurring Basis [Member] | Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities	0	0
Cash surrender value of life insurance policies	0	0
Available-for-sale equity securities	0	0
Total assets	0
Deferred compensation liabilities	0	0
Contingent consideration	3	3
Total liabilities	3	3
Recurring Basis [Member] | Interest Rate Swaps [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	53	23
Derivative instruments, liabilities		6
Recurring Basis [Member] | Interest Rate Swaps [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	0	0
Derivative instruments, liabilities		0
Recurring Basis [Member] | Interest Rate Swaps [Member] | Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	53	23
Derivative instruments, liabilities		6
Recurring Basis [Member] | Interest Rate Swaps [Member] | Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	$ 0	0
Derivative instruments, liabilities		$ 0