CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	9 Months Ended
	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)
Operating Activities
Net income	$ 26,579	$ 26,434
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	855	800
Depreciation expense	5,390	4,733
Amortization of mortgage servicing rights	1,068	1,034
(Recovery)/additional impairment of valuation allowance on mortgage servicing rights	175	(175)
Securities amortization, net	3,792	2,332
Amortization of purchased intangible assets	999	1,270
Earnings on cash surrender value of life insurance policies	(1,056)	(931)
Gain on life insurance benefit		(307)
Securities gains, net	(144)	(360)
Gain on loans sold	(4,512)	(4,381)
Loans originated for sale	(185,098)	(183,802)
Proceeds from loan sales	190,166	191,644
Stock based compensation expense	713	633
Stock portion of director retainer fee expense	282	230
Gain/(Loss) on sale and write-down of OREO	253	(63)
Prepayment penalty on FHLB advance		2,364
Change in other assets and liabilities	(7,520)	2,072
Net cash provided by operating activities	31,436	43,653
Investing Activities
Net change in short term investments		(45)
Purchases of securities available for sale	(186,209)	(284,755)
Proceeds from calls, maturities, and payments on securities available for sale	100,835	104,182
Proceeds from sales of securities available for sale	85,738	139,547
Loan originations and payments, net	(73,574)	(101,145)
Purchases of premises and equipment	(12,179)	(5,543)
Proceeds from sale of OREO	3,185	1,352
Proceeds from redemption of restricted stock	3,090	2,784
Purchase of restricted stock	(4,676)
Proceeds from sale of portfolio loans		11,356
Proceeds from life insurance benefit		1,094
Cash paid for agency acquisition	(11,289)	57,083
Net cash used by investing activities	(95,079)	(74,090)
Financing Activities
Net change in deposits	28,558	40,251
Net change in other borrowings	59,713	13,090
Proceeds from FHLB advances	420,000	585,000
Repayment of FHLB advances	(442,006)	(546,361)
Proceeds from line of credit	30,000
Cash dividends on common stock	(10,445)	(8,659)
Purchase of treasury shares	(333)	(3,280)
Repayment on line of credit	(10,000)
Proceeds from exercise of stock options, including tax benefit	907	264
Net cash provided by financing activities	76,394	80,305
Net change in cash and cash equivalents	12,751	49,868
Cash and cash equivalents, beginning of year	67,578	62,485
Cash and cash equivalents, end of period	80,329	112,353
Supplemental cash flow information
Interest paid	8,330	6,233
Income taxes paid	3,005	3,285
Supplemental non cash disclosure
Loan balances transferred to foreclosed real estate	$ 1,547	1,164
Loan balances transferred to loans held for sale		11,356
Due to broker for securities purchases		86,395
Due from broker for securities sales		$ 44,202