NON-CONSOLIDATED VARIABLE INTEREST ENTITIES AND SERVICING ASSETS - Components of Net Servicing Income (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Servicing fees	$ 1,764		$ 1,671
Late charges and prepayment penalties	190		164
Other	89	[1]	358	[1]
Adjustment to servicing assets for loans repurchased	(44)	[2]	(11)	[2]
Servicing income, gross	1,821		1,466
Amortization and impairment of servicing assets	(894)		(1,002)
Servicing income, net	$ 927		$ 464

[1] Mainly consisted of compensatory fees imposed by GSEs and losses related to representations and warranties.

[2] Amount represents the adjustment to fair value related to the repurchase of loans serviced for others.