CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities
Net income	$ 19,814	$ 17,621
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan and lease losses	1,655	2,060
Depreciation and amortization	3,287	3,208
Stock-based compensation expense	1,007	858
Pension expense (income)	(225)	(300)
Net amortization of premiums/accretion of discounts on investment securities	1,911	1,741
Gains on sales of investment securities	(24)	0
Originations of loans held for sale	(42,935)	(59,541)
Net gains from sales of loans held for sale	(1,181)	(1,464)
Proceeds from sales of loans held for sale	49,381	56,816
Deferred income taxes	0	2,313
Decrease (increase) in interest receivable	(2,471)	(2,354)
Decrease (increase) in cash surrender value of life insurance	(493)	(480)
Decrease (increase) in indemnification asset	(1,374)	(2,269)
(Decrease) increase in interest payable	(1,353)	0
Increase (decrease) in other assets	(15,305)	(13,435)
(Decrease) increase in other liabilities	(3,923)	5,790
Net cash provided by (used in) operating activities	10,519	15,102
Investing activities
Proceeds from sales of securities available-for-sale	42,696	25
Proceeds from calls, paydowns and maturities of securities available-for-sale	31,974	26,103
Purchases of securities available-for-sale	(36,851)	(55,005)
Proceeds from calls, paydowns and maturities of securities held-to-maturity	22,881	27,155
Net decrease (increase) in interest-bearing deposits with other banks	18,152	(2,720)
Net decrease (increase) in loans and leases	(117,755)	8,883
Proceeds from disposal of other real estate owned	2,035	4,557
Purchases of premises and equipment	(4,900)	(2,255)
Net cash provided by (used in) investing activities	(41,768)	6,743
Financing activities
Net (decrease) increase in total deposits	(2,847)	58,848
Net (decrease) increase in short-term borrowings	31,474	(69,750)
Payments on long-term debt	0	(532)
Cash dividends paid on common stock	(9,760)	(9,745)
Proceeds from exercise of stock options	111	124
Excess tax benefit on share-based compensation	105	99
Net cash provided by (used in) financing activities	19,083	(20,956)
Cash and due from banks:
Net increase (decrease) in cash and due from banks	(12,166)	889
Cash and due from banks at beginning of period	114,841	110,122
Cash and due from banks at end of period	$ 102,675	$ 111,011