SHAREHOLDERS' DEFICIT - Schedule of Changes in Shareholders' Deficit (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Increase Decrease In Stockholders Equity
Beginning balance				$ (10,606,681)				$ (9,665,208)	$ (10,606,681)	$ (9,665,208)	$ (8,696,635)
Net income (loss)	$ 123,404	$ (28,477)	$ (276,036)	(58,894)	$ (90,073)	$ (213,469)	$ (47,314)	(386,634)	(240,003)	(737,490)	(762,158)
Dividends and other payments to noncontrolling interests									(70,412)	(52,384)	(40,027)
Purchase of additional noncontrolling interests									0	(42,797)	(48,750)
Disposal of noncontrolling interests									(36,846)
Share-based compensation									13,086	10,923	10,713
Foreign currency translation adjustments									21,983	(114,906)	(121,878)
Unrealized holding gain (loss) on marketable securities									(576)	553	327
Other adjustments to comprehensive loss									(11,814)	(10,266)	(11,438)
Reclassifications adjustments									46,730	808	3,317
Other, net									(942)	4,086
Ending balance	(10,885,475)				(10,606,681)				(10,885,475)	(10,606,681)	(9,665,208)
The Company
Increase Decrease In Stockholders Equity
Beginning balance				(10,784,296)				(9,889,348)	(10,784,296)	(9,889,348)
Net income (loss)									(296,318)	(754,621)
Purchase of additional noncontrolling interests									(1,224)	(40,819)
Share-based compensation									2,848	2,564
Foreign currency translation adjustments									27,343	(93,377)
Unrealized holding gain (loss) on marketable securities									(518)	495
Other adjustments to comprehensive loss									(10,622)	(9,253)
Reclassifications adjustments									42,328	734
Other, net									(199)	(671)
Ending balance	(11,020,658)				(10,784,296)				(11,020,658)	(10,784,296)	(9,889,348)
Noncontrolling Interests
Increase Decrease In Stockholders Equity
Beginning balance				$ 177,615				$ 224,140	177,615	224,140	245,531
Net income (loss)									56,315	17,131	31,603
Dividends and other payments to noncontrolling interests									(70,412)	(52,384)	(40,027)
Purchase of additional noncontrolling interests									1,224	(1,978)	(1,944)
Disposal of noncontrolling interests									(36,846)
Share-based compensation									10,238	8,359
Foreign currency translation adjustments									(5,360)	(21,529)
Unrealized holding gain (loss) on marketable securities									(58)	58
Other adjustments to comprehensive loss									(1,192)	(1,013)
Reclassifications adjustments									4,402	74
Other, net									(743)	4,757
Ending balance	$ 135,183				$ 177,615				$ 135,183	$ 177,615	$ 224,140