CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net income	$ 28,251	$ 26,792
Adjustments to reconcile net income to net cash from operating activities:
Depreciation	2,174	2,029
Provision for loan losses	0	1,299
Loss on sale and write down of other real estate owned	8	214
Amortization of intangible assets	35	39
Amortization of loan servicing rights	453	541
Net change in loan servicing rights valuation allowance	(39)	84
Loans originated for sale	(68,378)	(89,595)
Net gain on sales of loans	(2,193)	(1,926)
Proceeds from sale of loans	78,221	87,180
Net loss on sales of premises and equipment	12	4
Net (gain) loss on sales and calls of securities available for sale	(107)	377
Impairment on available for sale securities	0	1,026
Net securities amortization	7,097	5,210
Stock compensation expense	1,365	1,161
Earnings on life insurance	(1,168)	(708)
Tax benefit of stock option exercises	(77)	(535)
Net change:
Accrued income receivable	158	(123)
Accrued expenses payable	(2,536)	2,027
Other assets	5,740	2,322
Other liabilities	1,168	(615)
Total adjustments	21,933	10,011
Net cash from operating activities	50,184	36,803
Cash flows from investing activities:
Proceeds from sale of securities available for sale	29,996	27,492
Proceeds from maturities, calls and principal paydowns of securities available for sale	97,229	82,499
Purchases of securities available for sale	(142,011)	(128,249)
Purchase of life insurance	(117)	(210)
Net (increase) decrease in total loans	(136,944)	27,238
Proceeds from sales of land, premises and equipment	1	2
Purchases of land, premises and equipment	(5,861)	(2,268)
Proceeds from sales of other real estate	621	1,698
Net cash from investing activities	(157,086)	8,202
Cash flows from financing activities:
Net increase (decrease) in total deposits	(136,930)	63,401
Net increase (decrease) in short-term borrowings	114,076	(23,438)
Payments on long-term borrowings	(15,001)	(2)
Common dividends paid	(6,244)	(8,067)
Preferred dividends paid	(13)	(13)
Proceeds from stock option exercise	498	323
Purchase of treasury stock	(381)	(391)
Net cash from financing activities	(43,995)	31,813
Net change in cash and cash equivalents	(150,897)	76,818
Cash and cash equivalents at beginning of the period	232,237	104,584
Cash and cash equivalents at end of the period	81,340	181,402
Cash paid during the period for:
Interest	14,673	19,937
Income taxes	13,180	11,028
Supplemental non-cash disclosures:
Loans transferred to other real estate	$ 108	$ 296