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TAXES ON INCOME (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
May 13, 2016
Dec. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Contingency [Line Items]          
Income (loss) from continuing operations - domestic     $ 1,100 $ 1,100 $ 810
Income (loss) from continuing operations - foreign     4 11 13
Deferred income tax expense (benefit)     37 112 23
Current federal income tax expense     346 231 204
Current state and local income tax expense     45 27 34
Current foreign income tax expense     1 3 3
Defered federal income tax expense (benefit)     33 104 28
Deferred state and local income tax expense (benefit)     4 7 (6)
Deferred foreign income tax expense (benefit)     0 1 (1)
Total     $ 429 $ 373 $ 262
Tax provision at statutory rate     35.00% 35.00% 35.00%
State and local income taxes, net of federal benefit     3.30% 2.60% 3.20%
Gains and losses on book and tax basis difference     3.30% (2.70%) 0.00%
Adjustments to unrecognized tax positions     0.50% (0.40%) (5.10%)
Impact of noncontrolling interests     (1.80%) (1.60%) (1.70%)
Impact of equity earnings     1.00% 0.70% 1.10%
Other, net     (1.80%) 0.20% (0.70%)
Effective tax rate     39.50% 33.80% 31.80%
Accounts receivable reserves   $ 95 $ 94 $ 95  
Liabilities not currently deductible non-current DTA   202 189 202  
Stock-based compensation   49 58 49  
Capitalized R&D expense   1 0 1  
Basis differences in investments, joint ventures and subsidiaries   (90) (87) (90)  
Net operating loss carryfowards, net of valuation allowance   140 120 140  
Non-current deferred tax liability - depreciation and amortization   (517) (533) (517)  
Total non-current deferred tax liabilities, net   (120) (159) (120)  
Total non-current deferred tax assets   37 32 37  
Total non-current deferred tax liabilities   157 191 157  
Operating loss carryforwards   222 204 222 $ 242
Deferred tax assets, valuation allowance   54 56 54 60
Income taxes payable   50 62 50  
Prepaid taxes   41 14 41  
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]          
Unrecognized tax benefits, beginning balance     91 122 168
Additions for tax positions of current year     3 5 17
Additions for tax positions of prior years     12 5 1
Reductions for changes in judgment     (1) (11) (56)
Reductions for expirations of statutes of limitations     (7) (3) (6)
Reductions for settlements     0 (27) (2)
Unrecognized tax benefits, ending balance   91 98 91 122
Unrecognized tax benefits that would impact effective tax rate     44    
Significant change in unrecognized tax benefits is reasonably possible, estimated range of change, upper bound     11    
Unrecognized tax Benefits, interest on income taxes expense     2 0 $ (1)
Unrecognized tax benefits, interest on income taxes accrued   9 12 9  
Domestic Country [Member]          
Income Tax Contingency [Line Items]          
Net operating loss carryforwards     215    
State and Local Jurisdiction [Member]          
Income Tax Contingency [Line Items]          
Net operating loss carryforwards     1,400    
Foreign Country [Member]          
Income Tax Contingency [Line Items]          
Net operating loss carryforwards     57    
Q² Solutions [Member]          
Income Tax Contingency [Line Items]          
Deferred income tax expense (benefit)       145  
Subsidiaries [Member]          
Income Tax Contingency [Line Items]          
Deferred income tax expense (benefit)   $ (58)   $ (58)  
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | Focus Diagnostics Products [Member]          
Income Tax Contingency [Line Items]          
Taxes payable, current $ 91        
Deferred income tax expense (benefit) (7)   (7)    
Total $ 84   $ 84    
Effective tax rate 71.40%