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FAIR VALUE MEASUREMENTS (Recognized Assets and Liabilities at Fair Value) (Details) - USD ($) $ in Millions | Sep. 30, 2015 | Dec. 31, 2014 | 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 | $ 46 | $ 49 |
Cash surrender value of life insurance policies | 28 | 30 |
Available-for-sale equity securities | 7 | 9 |
Total assets | 115 | 106 |
Deferred compensation liabilities | 81 | 85 |
Contingent consideration | 3 | 17 |
Total liabilities | 84 | 135 |
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 | 46 | 49 |
Cash surrender value of life insurance policies | 0 | 0 |
Available-for-sale equity securities | 7 | 9 |
Total assets | 53 | 58 |
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 | 28 | 30 |
Available-for-sale equity securities | 0 | 0 |
Total assets | 62 | 47 |
Deferred compensation liabilities | 81 | 85 |
Contingent consideration | 0 | 0 |
Total liabilities | 81 | 113 |
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 | 1 |
Deferred compensation liabilities | 0 | 0 |
Contingent consideration | 3 | 17 |
Total liabilities | 3 | 22 |
Recurring Basis [Member] | Interest Rate Swaps [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative asset | 34 | 17 |
Derivative instruments, liabilities |  | 13 |
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 | 34 | 17 |
Derivative instruments, liabilities |  | 13 |
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 |
Recurring Basis [Member] | Put Option [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative asset |  | 1 |
Recurring Basis [Member] | Put Option [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 |
Recurring Basis [Member] | Put Option [Member] | Significant Other Observable Inputs, Level 2 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative asset |  | 0 |
Recurring Basis [Member] | Put Option [Member] | Significant Unobservable Inputs, Level 3 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative asset |  | 1 |
Recurring Basis [Member] | Forward Starting Interest Rate Swaps [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | 15 |
Recurring Basis [Member] | Forward Starting 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 instruments, liabilities |  | 0 |
Recurring Basis [Member] | Forward Starting Interest Rate Swaps [Member] | Significant Other Observable Inputs, Level 2 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | 15 |
Recurring Basis [Member] | Forward Starting Interest Rate Swaps [Member] | Significant Unobservable Inputs, Level 3 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | 0 |
Recurring Basis [Member] | Call Option [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | 5 |
Recurring Basis [Member] | Call Option [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | 0 |
Recurring Basis [Member] | Call Option [Member] | Significant Other Observable Inputs, Level 2 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | 0 |
Recurring Basis [Member] | Call Option [Member] | Significant Unobservable Inputs, Level 3 [Member] |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Derivative instruments, liabilities |  | $ 5 |

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