Loans Receivable, Net - Analysis of Allowance for Loan Losses (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Receivables [Abstract]
Balance at beginning of year	$ 20,510	$ 18,230	$ 19,700
Provision charged to operations	2,800	7,900	7,750
Charge-offs	(3,521)	(7,084)	(9,249)
Recoveries	1,141	1,464	29
Balance at end of year	$ 20,930	$ 20,510	$ 18,230