Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash Flows From Operating Activities:
Net income	$ 19,272	$ 17,555
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	2,402	2,144
Provision (credit) for off-balance-sheet credit losses	20	(15)
Deferred income tax credit	(359)	(164)
Depreciation and amortization	2,254	2,124
Premium amortization on investment securities, net	3,651	4,994
Net gains on sales of securities	(1,133)	(141)
Net gains on loans held-for-sale		(165)
Loss on debt extinguishment	1,084
Net gain on sale of premises and equipment		(7)
Stock-based compensation expense	1,053	893
Accretion of cash surrender value on bank-owned life insurance	(665)	(390)
Pension credit	(367)	(352)
(Increase) decrease in other assets	(257)	1,348
Increase in accrued expenses and other liabilities	590	211
Net cash provided by operating activities	27,545	28,035
Cash Flows From Investing Activities:
Proceeds from sales of held-to-maturity securities	243	2,423
Proceeds from sales of available-for-sale securities	66,140	3,390
Proceeds from maturities and redemptions of investment securities:
Held-to-maturity	4,580	6,527
Available-for-sale	88,264	74,713
Purchases of investment securities:
Held-to-maturity	(1,619)	(516)
Available-for-sale	(136,589)	(69,716)
Proceeds from sales of loans and loans held-for-sale	1,176	3,265
Net increase in loans	(299,349)	(184,042)
Net decrease in restricted stock	2,130	2,190
Purchases of premises and equipment, net	(3,835)	(5,082)
Proceeds from sales of premises and equipment		7
Net cash used in investing activities	(278,859)	(166,841)
Cash Flows From Financing Activities:
Net increase in deposits	319,547	174,933
Net decrease in short-term borrowings	(73,386)	(45,734)
Proceeds from long-term debt	85,362	10,000
Repayment of long-term debt	(74,584)
Proceeds from issuance of common stock, net	2,284	1,683
Proceeds from exercise of stock options	524	766
Tax benefit from stock compensation plans	224	188
Repurchase and retirement of common stock	(287)	(121)
Cash dividends paid	(7,950)	(7,154)
Net cash provided by financing activities	251,734	134,561
Net increase (decrease) in cash and cash equivalents	420	(4,245)
Cash and cash equivalents, beginning of year	32,944	35,497
Cash and cash equivalents, end of period	33,364	31,252
Cash paid for:
Income taxes	5,600	4,219
Interest	12,662	11,726
Noncash investing and financing activities:
Cash dividends payable	$ 2,808	2,583
Loans transferred from portfolio to held-for-sale		$ 2,200