TAXES ON INCOME (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Contingency [Line Items]
Income (loss) from continuing operations - domestic	$ 836	$ 1,300	$ 1,100
Income (loss) from continuing operations - foreign	13	19	18
Current federal income tax expense	204	417	332
Current state and local income tax expense	34	59	61
Current foreign income tax expense	3	4	3
Defered federal income tax expense (benefit)	28	27	13
Deferred state and local income tax expense (benefit)	(6)	(6)	(6)
Deferred foreign income tax expense (benefit)	(1)	(1)	(1)
Total	262	500	402
Tax provision at statutory rate	35.00%	35.00%	35.00%
State and local income taxes, net of federal benefit	3.10%	2.80%	3.40%
Impact of foreign operations	(0.20%)	(0.30%)	(0.30%)
Tax credits	(0.80%)	(0.40%)	(0.20%)
Adjustments to unrecognized tax positions (the net benefit mainly results from favorable resolution of certain tax contingencies)	(4.90%)	1.40%	1.20%
Non-deductible expenses, primarily meals and entertainment expenses	0.40%	0.30%	0.30%
Impact of noncontrolling interests	(1.60%)	(1.00%)	(1.30%)
Other, net	(0.10%)	(0.70%)	(0.50%)
Effective tax rate	30.90%	37.10%	37.60%
Accounts receivable reserves current DTA	91	85
Liabilities not currently deductible current DTA	78	63
Total current deferred tax assets	169	148
Liabilities not currently deductible non-current DTA	138	144
Stock-based compensation	42	43
Capitalized R&D expense	3	6
Net operating loss carryfowards, net of valuation allowance	165	114
Non-current deferred tax liability - depreciation and amortization	(519)	(475)
Total non-current deferred tax liabilities, net	(171)	(168)
Total non-current deferred tax assets	33	24
Total non-current deferred tax liabilities	204	192
Deferred Tax Assets, Operating Loss Carryforwards	242	140
Deferred tax assets, valuation allowance	60	34
Income taxes payable	110	157
Prepaid taxes	44
Unrecognized tax benefits, beginning balance	168	199	195
Additions for tax positions of current year	17	11	12
Additions for tax positions of prior years	1	12	10
Reductions for changes in judgment	(56)	(23)	(2)
Reductions for expirations of statutes of limitations	(6)	(2)	(6)
Reductions for settlements	(2)	(29)	(10)
Unrecognized tax benefits, ending balance	122	168	199
Unrecognized tax benefits that would impact effective tax rate	98
Significant change in unrecognized tax benefits is reasonably possible, estimated range of change, upper bound	58
Unrecognized tax Benefits, interest on income taxes expense	(1)	3	3
Unrecognized tax benefits, interest on income taxes accrued	12	13
Domestic Country [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards - foreign	326
Net operating loss carryforwards - expiration dates	Dec. 31, 2033
Foreign Country [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards - foreign	44
Net operating loss carryforwards - expiration dates	Dec. 31, 2022
Internal Revenue Service (IRS) [Member] | Minimum [Member]
Income Tax Contingency [Line Items]
Income Tax Examination, Year under Examination	2009
Tax years subject to examination	2012
Internal Revenue Service (IRS) [Member] | Maximum [Member]
Income Tax Contingency [Line Items]
Tax years subject to examination	2014
State and Local Jurisdiction [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards - foreign	$ 1,400
State and Local Jurisdiction [Member] | Minimum [Member]
Income Tax Contingency [Line Items]
Tax years subject to examination	2005
State and Local Jurisdiction [Member] | Maximum [Member]
Income Tax Contingency [Line Items]
Tax years subject to examination	2014