DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Notional Amounts of All Derivative Instruments (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Derivative [Line Items]
Notional amount of derivatives	$ 111,058	$ 98,704
Interest Rate Swap [Member]
Derivative [Line Items]
Notional amount of derivatives	5,440	5,440
Nondesignated [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Notional amount of derivatives	5,440	5,440
Nondesignated [Member] | Interest Rate Cap [Member] | Purchase
Derivative [Line Items]
Notional amount of derivatives	36,809	37,132
Nondesignated [Member] | Interest Rate Cap [Member] | Written
Derivative [Line Items]
Notional amount of derivatives	36,809	37,132
Nondesignated [Member] | Forward Contracts [Member]
Derivative [Line Items]
Notional amount of derivatives	$ 32,000	$ 19,000