Loans Held-for-Sale (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Mortgage Loans on Real Estate [Line Items]
Loans held-for-sale, net	$ 8,960	$ 7,640
Net gain (loss) on sales of loans	2,021	1,763	$ 6,880
Non-performing loans held-for-sale, net
Mortgage Loans on Real Estate [Line Items]
Loans held-for-sale, net	1,600	153
Sale of delinquent and non-performing mortgage loans, net of charge-offs, amount	7,500	4,900	19,400
Charge-offs on delinquent and non-performing mortgage loans sold	1,100	517	5,200
Net gain (loss) on sales of loans	$ (23)	$ (892)	122
Net lower of cost or market write-downs			$ 87