TAXES ON INCOME (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Contingency [Line Items]
Income (loss) from continuing operations - domestic	$ 1,900	$ 1,100	$ 900
Income (loss) from continuing operations - foreign	(7)	15	(1)
Deferred income tax expense (benefit)	85	15	73
Current federal tax expense (benefit)	300	176	82
Current state and local income tax expense	74	53	26
Current foreign income tax expense	1	3	1
Defered federal income tax expense (benefit)	55	21	66
Deferred state and local income tax expense (benefit)	29	(4)	10
Deferred foreign income tax expense (benefit)	1	(2)	(3)
Total	$ (460)	$ (247)	$ (182)
Tax provision at statutory rate	21.00%	21.00%	21.00%
State and local income taxes, net of federal benefit	4.50%	4.60%	4.70%
Impact of noncontrolling interests	(0.90%)	(1.10%)	(1.40%)
Excess tax benefits on stock-based compensation arrangements	(1.20%)	(1.20%)	(1.90%)
Return to provision true-ups	(0.70%)	(1.40%)	(1.40%)
Change in accounting method	0.00%	0.00%	(1.60%)
Impact of equity earnings	0.80%	1.10%	1.00%
Changes in reserves for uncertain tax positions	0.90%	1.70%	(0.80%)
Change in valuation allowances associated with certain net operating losses	0.20%	(1.10%)	0.00%
Other, net	(0.10%)	(0.60%)	0.10%
Effective tax rate	24.50%	23.00%	19.70%
Income tax benefit associated with changes in tax return accounting method			$ 15
Accounts receivable reserves	$ 71	$ 64
Liabilities not currently deductible	146	126
Stock-based compensation	47	35
Basis differences in investments, joint ventures and subsidiaries	(81)	(80)
Net operating loss carryfowards, net of valuation allowance	61	75
Operating lease right-of-use assets	(151)	(129)
Operating lease liabilities	161	139
Non-current deferred tax liability - depreciation and amortization	(604)	(494)
Total non-current deferred tax liabilities	(350)	(264)
Operating loss carryforwards	94	101
Deferred tax assets, valuation allowance	33	26
Income tax benefit due to release of valuation allowances associated with net operating loss carryforwards		(12)
Income taxes payable	135	113
Prepaid taxes	2	3
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning balance	88	107	115
Additions for tax positions of current year	2	2	2
Additions for tax positions of prior years	25	16	11
Reductions for changes in judgment	(9)	(3)	(6)
Reductions for expirations of statutes of limitations	(4)	(2)	(15)
Reductions for settlements	(9)	(32)	0
Unrecognized tax benefits, ending balance	93	88	107
Unrecognized tax benefits that would impact effective tax rate	75
Significant change in unrecognized tax benefits is reasonably possible, estimated range of change, upper bound	15
Unrecognized tax Benefits, interest on income taxes expense	6	5	$ 1
Unrecognized tax benefits, interest on income taxes accrued	21	$ 17
Domestic Country
Income Tax Contingency [Line Items]
Net operating loss carryforwards	60
State and Local Jurisdiction
Income Tax Contingency [Line Items]
Net operating loss carryforwards	1,000
Foreign Country
Income Tax Contingency [Line Items]
Net operating loss carryforwards	$ 76