CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash Flow From Operating Activities:
Net income	$ 71,687	$ 58,758
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	7,343	3,240
Depreciation and amortization	5,696	5,363
Change in deferred taxes	3,542	6,889
Share-based compensation	1,884	1,883
Loans originated for sale	(246,979)	(280,769)
Proceeds from sales of loans held for sale	257,695	293,519
Gains on sales of loans held for sale	(4,081)	(4,338)
Gains on sales of securities available for sale	(1,497)	(2,542)
Increase in cash surrender of life insurance	(2,773)	(2,784)
Gains on life insurance benefits	(2,671)	(603)
Change in interest receivable	(2,074)	763
Change in interest payable	597	641
Other adjustments	(9,006)	775
Net cash provided by operating activities	79,363	80,795
Cash Flows from Investing Activities:
Net change in interest-bearing deposits	200,013	(1,488)
Purchases of:
Securities available for sale	(307,220)	(161,962)
Securities held to maturity	(30,220)	(94,309)
Proceeds from sales of securities available for sale	54,513	104,821
Proceeds from maturities of:
Securities available for sale	52,176	52,019
Securities held to maturity	55,276	86,281
Change in Federal Reserve and Federal Home Loan Bank stock	40	19,589
Net change in loans	(401,977)	(286,125)
Net cash and cash equivalents received in acquisition	54,536
Proceeds from the sale of other real estate owned	5,046	8,105
Proceeds from life insurance benefits	11,642	2,070
Other adjustments	(1,656)	(3,800)
Net cash used in investing activities	(307,831)	(274,799)
Net change in :
Demand and savings deposits	132,145	195,395
Certificates of deposit and other time deposits	107,322	(41,973)
Borrowings	894,674	647,935
Repayment of borrowings	(866,231)	(594,350)
Cash dividends on common stock	(22,909)	(16,023)
Stock issued under employee benefit plans	367	338
Stock issued under dividend reinvestment and stock purchase plans	714	605
Stock options exercised	2,323	309
Stock redeemed	(1,257)	(800)
Net cash provided by financing activities	247,148	191,436
Net Change in Cash and Cash Equivalents	18,680	(2,568)
Cash and Cash Equivalents at beginning of period	127,927	102,170
Cash and Cash Equivalents at end of period	146,607	99,602
Additional cash flow information:
Interest paid	24,183	19,567
Income tax paid	18,000	4,499
Loans transferred to other real estate owned	8,210	665
Fixed assets transferred to other real estate owned		360
Non-cash investing activities using trade date accounting	3,798	1,341
In conjunction with the acquisitions, liabilities were assumed as follows:
Fair value of assets acquired	1,531,397
Cash paid in acquisitions	(12)
Less: Common stock issued	321,431
Liabilities assumed	$ 1,209,954	$ 0