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STOCKHOLDERS' DEFICIT - Schedule of Changes in Stockholders' Deficit (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Increase (Decrease) in Stockholders' Equity
Beginning Balances			$ (11,344,344)	$ (10,891,403)
Net income (loss)	$ (66,290)	$ (170,592)	(499,330)	(559,899)
Dividends declared and other payments to noncontrolling interests			(10,257)	(34,552)
Share-based compensation			4,797	5,481
Disposal of noncontrolling interest				(1,046)
Foreign currency translation adjustments	(19,094)	21,270	(12,533)	30,922
Unrealized holding gain on marketable securities	0	159	0	102
Reclassification adjustments	0	0	0	(1,644)
Other, net			(663)	(1,137)
Ending Balances	(11,862,330)	(11,453,176)	(11,862,330)	(11,453,176)
The Company
Increase (Decrease) in Stockholders' Equity
Beginning Balances			(11,385,535)	(11,026,564)
Net income (loss)			(486,893)	(566,124)
Share-based compensation			1,172	1,222
Purchase of additional noncontrolling interests				137
Foreign currency translation adjustments			(8,916)	24,713
Unrealized holding gain on marketable securities				92
Reclassification adjustments				(1,478)
Other, net			(19)	(190)
Ending Balances	(11,880,191)	(11,568,192)	(11,880,191)	(11,568,192)
Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity
Beginning Balances			41,191	135,161
Net income (loss)			(12,437)	6,225
Dividends declared and other payments to noncontrolling interests			(10,257)	(34,552)
Share-based compensation			3,625	4,259
Purchase of additional noncontrolling interests				(137)
Disposal of noncontrolling interest				(1,046)
Foreign currency translation adjustments			(3,617)	6,209
Unrealized holding gain on marketable securities				10
Reclassification adjustments				(166)
Other, net			(644)	(947)
Ending Balances	$ 17,861	$ 115,016	$ 17,861	$ 115,016

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