Consolidated Statements Of Cash Flows (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Operating activities:      
Net income $ 21,030,000 $ 17,435,000 $ 16,187,000
Adjustments to reconcile net income to net cash provided by operating activities:      
Provision for loan losses (6,624,000) (7,209,000) 3,107,000
Adjustments to other real estate 576,000 2,222,000 5,089,000
Deferred tax expense 9,180,000 10,220,000 8,939,000
Asset depreciation 2,829,000 2,450,000 2,460,000
Securities premium amortization, net of discount accretion 2,624,000 3,454,000 3,308,000
Amortization of intangibles 780,000 1,315,000 1,609,000
Goodwill impairment 0 0 0
Restricted stock amortization expense 210,000 742,000 115,000
Net gain on sales/calls of investment securities (1,884,000)   (837,000)
Net gain on sales of mortgage loans (1,549,000) (2,649,000) (3,133,000)
Net (gain) loss on sales of premises/equipment 19,000 195,000 (2,000)
Net gain on sales of other real estate (200,000) (3,897,000) (301,000)
Net gain from sale of bank branches (4,378,000)    
Proceeds from sales of held for sale loans 83,258,000 121,020,000 150,621,000
Held for sale loans originated for resale (75,887,000) (129,699,000) (148,479,000)
Net changes in assets and liabilities:      
Accrued interest receivable 311,000 1,030,000 811,000
Other assets (3,569,000) 5,969,000 1,847,000
Income taxes receivable / payable (583,000) 24,618,000 4,074,000
Excess tax expense from share-based payment arrangements (2,000) (15,000) 67,000
Accrued interest payable (76,000) (284,000) (2,573,000)
Other liabilities 638,000 (1,678,000) 2,225,000
Net cash provided by operating activities 26,703,000 45,239,000 45,134,000
Investing activities:      
Proceeds from sales of available for sale securities 1,419,000 2,744,000 6,588,000
Held to maturity securities 2,250,000 5,000,000 2,375,000
Available for sale securities 79,282,000 108,498,000 88,109,000
Proceeds from sales of other investments     1,865,000
Redemptions of other investments 696,000 391,000 179,000
Purchases of held to maturity securities (1,725,000) (5,250,000)  
Purchases of available for sale securities (51,344,000) (140,473,000) (202,273,000)
Loans originated, net of principal repayments (166,971,000) 113,588,000 382,669,000
Cash outflows from sale of bank branches, net (94,806,000)    
Purchases of premises and equipment (2,096,000) (1,855,000) (1,619,000)
Proceeds from sales of premises and equipment 99,000 68,000 170,000
Proceeds from sales of other real estate 1,401,000 16,645,000 7,261,000
Net cash provided by (used in) investing activities (231,795,000) 99,356,000 285,324,000
Financing activities:      
Net increase (decrease) in deposits 80,488,000 (125,492,000) (211,804,000)
Net increase (decrease) in other borrowings (1,253,000) 10,270,000 13,883,000
Net proceeds from issuance of common stock 385,000 229,000 127,000
Repurchase of common stock warrant   (2,287,000)  
Purchases of treasury stock (10,302,000)    
Redemptions of preferred stock     (70,000,000)
Redemption of trust preferred securities   (35,570,000)  
Excess tax expense from share-based payment arrangements 2,000 15,000 (67,000)
Preferred stock dividends paid     (4,407,000)
Common stock dividends paid (3,131,000)    
Net cash used in financing activities 66,189,000 (152,835,000) (272,268,000)
Net increase (decrease) in cash and cash equivalents (138,903,000) (8,240,000) 58,190,000
Cash and cash equivalents:      
Beginning of period 279,839,000 288,079,000 229,889,000
End of period $ 140,936,000 $ 279,839,000 $ 288,079,000