CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash Flow From Operating Activities:
Net income	$ 117,426	$ 71,687
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	5,563	7,343
Depreciation and amortization	6,630	5,696
Change in deferred taxes	3,750	3,542
Share-based compensation	2,546	1,884
Loans originated for sale	(277,312)	(246,979)
Proceeds from sales of loans held for sale	285,297	257,695
Gains on sales of loans held for sale	(3,791)	(4,081)
Gains on sales of securities available for sale	(4,016)	(1,497)
Increase in cash surrender of life insurance	(2,946)	(2,773)
Gains on life insurance benefits	(198)	(2,671)
Change in interest receivable	(1,401)	(2,074)
Change in interest payable	1,530	597
Other adjustments	3,077	(9,006)
Net cash provided by operating activities	136,155	79,363
Cash Flows from Investing Activities:
Net change in interest-bearing deposits	(31,736)	200,013
Purchases of:
Securities available for sale	(341,433)	(307,220)
Securities held to maturity		(30,220)
Proceeds from sales of securities available for sale	126,136	54,513
Proceeds from maturities of:
Securities available for sale	56,533	52,176
Securities held to maturity	52,258	55,276
Change in Federal Home Loan Bank stock	(763)	40
Net change in loans	(347,054)	(401,977)
Net cash and cash equivalents received in acquisition		54,536
Proceeds from the sale of other real estate owned	2,069	5,046
Proceeds from life insurance benefits	2,836	11,642
Other adjustments	2,708	(1,656)
Net cash used in investing activities	(478,446)	(307,831)
Net change in :
Demand and savings deposits	342,471	132,145
Certificates of deposit and other time deposits	118,151	107,322
Borrowings	1,451,467	894,674
Repayment of borrowings	(1,552,068)	(866,231)
Cash dividends on common stock	(30,732)	(22,909)
Stock issued under employee benefit plans	515	367
Stock issued under dividend reinvestment and stock purchase plans	879	714
Stock options exercised	1,093	2,323
Stock redeemed	(1,889)	(1,257)
Net cash provided by financing activities	329,887	247,148
Net Change in Cash and Cash Equivalents	(12,404)	18,680
Cash and Cash Equivalents, January 1	154,905	127,927
Cash and Cash Equivalents, September 30	142,501	146,607
Additional cash flow information:
Interest paid	46,788	24,183
Income tax paid	13,719	18,000
Loans transferred to other real estate owned	405	8,210
Fixed assets transferred to other real estate owned	374
Non-cash investing activities using trade date accounting	828	3,798
Investments transferred from held to maturity to available for sale in accordance with ASU 2017-12	30,794
In conjunction with the acquisitions, liabilities were assumed as follows:
Fair value of assets acquired		1,531,397
Cash paid in acquisition		(12)
Less: Common stock issued		321,431
Liabilities assumed	$ 0	$ 1,209,954