Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating activities:
Net income	$ 45,787	$ 28,939
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of premises and equipment, and amortization	3,582	3,229
Amortization of intangible assets	2,862	678
Reversal of provision for loan losses	(1,063)	(874)
Amortization of investment securities premium, net	1,186	1,340
Originations of loans for resale	(46,936)	(43,389)
Proceeds from sale of loans originated for resale	45,407	45,437
Gain on sale of loans	(987)	(1,292)
Change in market value of mortgage servicing rights	1,197	(75)
Provision for losses on foreclosed assets	62	90
Gain on transfer of loans to foreclosed assets	(97)	0
Gain on sale of foreclosed assets	(199)	(388)
Loss on disposal of fixed assets	80	54
Increase in cash value of life insurance	(1,521)	(1,264)
Gain on life insurance death benefit	(728)
(Gain) loss on marketable equity securities	(78)	70
Equity compensation vesting expense	815	722
Change in:
Interest receivable	(1,578)	(481)
Interest payable	668	245
Other assets and liabilities, net	(14,592)	(97)
Net cash from operating activities	33,867	32,944
Investing activities:
Proceeds from maturities of securities available for sale	39,845	32,906
Proceeds from maturities of securities held to maturity	31,938	36,587
Purchases of securities available for sale	(37,253)	(81,300)
Loan origination and principal collections, net	(80,440)	(131,073)
Proceeds from sale of other real estate owned	1,082	2,150
Proceeds from sale of premises and equipment	11	36
Purchases of premises and equipment	(2,586)	(4,119)
Net cash from investing activities	(47,403)	(144,813)
Financing activities:
Net change in deposits	(24,293)	68,091
Net change in other borrowings	(2,547)	30,673
Repurchase of common stock, net	0	(448)
Dividends paid	(11,575)	(7,813)
Net cash used by financing activities	(38,415)	90,503
Net change in cash and cash equivalents	(51,951)	(21,366)
Cash and cash equivalents and beginning of year	227,533	205,428
Cash and cash equivalents at end of year	175,582	184,062
Supplemental disclosure of noncash activities:
Unrealized gain (loss) on securities available for sale	22,263	(21,304)
Loans transferred to foreclosed assets	116	0
Market value of shares tendered in-lieu of cash to pay for exercise of options and/or related taxes	4,695	671
Obligations incurred in conjunction with leased assets	156	0
Supplemental disclosure of cash flow activity:
Cash paid for interest expense	6,982	4,499
Cash paid for income taxes	$ 22,000	$ 8,525