DEPOSITS - Components of Interest Expense on Deposits (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Deposits [Line Items]
Interest expense on deposits	$ 16,480	$ 16,359
Accretion Of Premium From Acquisitions	(81)	0
Amortization of broker placement fees	858	1,335
Interest expense on deposits	$ 17,257	$ 17,694