RESTATEMENT - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Estimated loss contingency		$ (73,500)
Net income	$ 76,786	28,940
Restatement Adjustment [Member]
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Estimated loss contingency		(73,500)
Net income		$ (46,518)