INCOME TAXES - Reconciliation of Income Tax to Income Tax Benefit (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Amount
Income tax benefit at statutory rates									$ 32,821	$ 320,641	$ 103,670
State income taxes, net of federal tax effect									21,137	7,667	6,372
Foreign income taxes									(29,559)	(19,981)	(24,307)
Nondeductible items									(5,400)	(6,659)	(5,760)
Changes in valuation allowance and other estimates									(64,913)	(350,407)	(31,229)
U.S. tax reform									0	510,064	0
Other, net									(437)	(3,919)	885
Income tax benefit (expense)	$ 837	$ (17,769)	$ (146,785)	$ 117,366	$ 507,549	$ (2,051)	$ (17,408)	$ (30,684)	$ (46,351)	$ 457,406	$ 49,631
Percent
Income tax benefit at statutory rates									21.00%	35.00%	35.00%
State income taxes, net of federal tax effect									13.50%	0.80%	2.20%
Foreign income taxes									(18.90%)	(2.20%)	(8.20%)
Nondeductible items									(3.50%)	(0.70%)	(1.90%)
Changes in valuation allowance and other estimates									(41.50%)	(38.20%)	(10.60%)
U.S. tax reform									(0.00%)	55.60%	(0.00%)
Other, net									(0.30%)	(0.40%)	0.30%
Income tax benefit (expense)									(29.70%)	49.90%	16.80%