Loans Held-for-Sale (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Loans held-for-sale, net	$ 10,485,000		$ 10,485,000		$ 76,306,000
Net lower of cost or market write-downs			89,000	457,000
Mortgage loans held-for-sale | Low end of the range
Mortgage loan, original term			15 years
Mortgage loans held-for-sale | High end of the range
Mortgage loan, original term			30 years
Non-performing loans held-for-sale, net
Loans held-for-sale, net	884,000		884,000		3,900,000
Sale of delinquent and non-performing mortgage loans, net of charge-offs, amount			18,400,000	20,400,000
Charge-offs on delinquent and non-performing mortgage loans sold			4,300,000	11,000,000
Net gain (loss) on sales of loans	56,000	(2,000)	118,000	1,300,000
Net lower of cost or market write-downs	$ 54,000	$ 234,000	$ 89,000	$ 457,000