Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
NET INCOME	$ 16,689	$ 16,331
Adjustments to reconcile net income to net cash provided by operations:
PROVISION FOR LOAN LOSSES	1,892	3,558
Depreciation and amortization of premises and equipment, core deposit intangible, and mortgage servicing rights	3,051	3,115
Amortization and accretion of securities premiums and discounts, deferred loan fees and costs,net yield and credit mark on acquired loans, and unearned income	202	697
Net realized gains on sales of available-for-sale securities	(564)	(245)
Net realized and unrealized losses (gains) on trading securities	321	(15)
Proceeds from sale of trading securities	618	641
Purchase of trading securities	(923)	(930)
Gain on sale of loans	(402)	(354)
Net losses on dispositions of premises and equipment and foreclosed assets	16	162
Proceeds from sale of loans	11,222	6,347
Origination of loans held for sale	(10,704)	(7,007)
Income on bank owned life insurance	(853)	(701)
Stock-based compensation expense	474	445
Contribution of treasury stock	84	90
Changes in:
Accrued interest receivable and other assets	898	4,260
Accrued interest payable and other liabilities	3,097	(6,920)
NET CASH PROVIDED BY OPERATING ACTIVITIES	25,118	19,474
CASH FLOWS FROM INVESTING ACTIVITIES:
Net decrease in interest bearing time deposits with other banks	0	50
Proceeds from maturities, prepayments and calls of available-for-sale securities	59,935	59,021
Proceeds from sales of available-for-sale securities	86,554	38,826
Purchase of available-for-sale securities	(46,542)	(100,250)
Loan origination and payments, net	(161,300)	(31,669)
Purchase of FHLB and other equity interests	(6,743)	(958)
Purchase of premises and equipment	(5,182)	(3,891)
Proceeds from the sale of premises and equipment and foreclosed assets	708	505
NET CASH USED IN INVESTING ACTIVITIES	(72,570)	(38,366)
Net change in:
Checking, money market and savings accounts	(19,375)	111,876
Certificates of deposit	19,988	(80,327)
Purchase of treasury stock	(868)	(1,675)
Cash dividends paid	(7,138)	(7,145)
Repayment of long-term borrowings	(189)	(173)
Proceeds from long-term borrowings	0	950
Net change in short-term borrowings	54,524	(4,850)
NET CASH PROVIDED BY FINANCING ACTIVITIES	46,942	18,656
NET DECREASE IN CASH AND CASH EQUIVALENTS	(510)	(236)
CASH AND CASH EQUIVALENTS, Beginning	27,928	29,633
CASH AND CASH EQUIVALENTS, Ending	27,418	29,397
Cash paid during the period for:
Interest	9,291	9,288
Income taxes	5,431	6,411
SUPPLEMENTAL NONCASH DISCLOSURES:
Transfers to other real estate owned	484	420
Grant of restricted stock awards from treasury stock	$ 821	$ 609