Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating Activities
Net income	$ 6,037	$ 25,908
Adjustments to reconcile net income to net cash provided by operating activities
Investment securities gains, net	(85)	(287)
Amortization of unearned discounts / premiums on investment securities available for sale, net	2,452	4,093
Trading account income, net	(444)	(36)
Reduction in (purchases of) trading account assets, net	104	(4,991)
Gain on sales of mortgage loans held for sale, net	(1,107)	(1,447)
Originations of mortgage loans held for sale	(36,986)	(56,715)
Proceeds from sales of mortgage loans held for sale	39,547	62,411
Gain on sales of Small Business Administration loans	(70)	(207)
Proceeds from sales of Small Business Administration loans	1,236	2,222
Gain on other loans held for sale		(326)
Proceeds from sales of other loans held for sale		1,102
Provision for loan losses	(500)	1,665
Depreciation	1,769	1,919
Writedowns and losses on sales of foreclosed real estate, net	1,436	2,693
Deferred income tax expense (benefit)	3,267	(19,529)
Decrease in income tax refunds receivable	138
Increase in cash surrender value of bank-owned life insurance	(228)
Compensation expense on equity-based awards	604	896
Writedowns on long-lived assets	253
Net periodic pension expense	452	509
Contribution to defined benefit pension plan	(800)	(1,187)
Provision for unfunded commitments	(121)	(144)
Decrease (increase) in interest receivable and other assets, net	(379)	110
Increase in interest payable and other liabilities, net	93	1,844
Net cash provided by operating activities	16,668	20,503
Investing Activities
Purchases of Federal Home Loan Bank stock	(225)
Proceeds from redemption of Federal Home Loan Bank stock	2,194	431
Proceeds from sales of investment securities available for sale	14,956	42,768
Proceeds from maturities and repayments of investment securities available for sale	15,240	45,773
Purchases of investment securities available for sale	(30,296)	(61,953)
Purchase of mortgage loans held for investment	(13,974)
Decrease (increase) in gross loans, net	1,470	(25,404)
Purchases of premises and equipment, net	(635)	(750)
Proceeds from sales of foreclosed real estate	756	2,363
Investment in SBIC limited partnership	(100)	(350)
Net cash (used for) provided by investing activities	(10,614)	2,878
Financing Activities
Increase in transaction, money market and savings deposits, net	50,379	23,700
Decrease in time deposits, net	(21,450)	(102,130)
Increase in retail repurchase agreements, net	5,875	9,283
Repayment of Federal Home Loan Bank advances	(35,000)
Proceeds from exercise of stock options		124
Dividends paid on common stock	(640)
Taxes paid related to net share settlement of equity awards	(13)
Net cash used for financing activities	(849)	(69,023)
Net change in cash and due from banks	5,205	(45,642)
Cash and due from banks, beginning of period	38,178	101,385
Cash and due from banks, end of period	43,383	55,743
Cash paid during the period for:
Interest expense	408	2,177
Income taxes	1,258	272
Significant noncash activities
Increase (decrease) in net unrealized gains on investment securities available for sale, net of tax	1,530	(4,362)
Loans transferred from gross loans to other loans held for sale	1,166	2,015
Loans transferred from gross loans to foreclosed real estate, at fair value	$ 1,285	$ 2,073