Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Operating Activities
Net income	$ 18,362	$ 18,143
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	5,699	5,300
Increase in cash surrender value of bank-owned life insurance	(712)	(705)
Provision for loan losses	6,461	5,498
Share-based compensation expense	1,600	1,278
Write-down of other real estate owned	2,065	0
Gain (loss) on sale of available-for-sale securities	(139)	458
Loans originated for sale	(431,384)	(430,453)
Proceeds from sale of loans	429,284	415,171
Gain on loans sold	(19,544)	(7,057)
Decrease (increase) in fair value of loans held-for-sale	116	(452)
Gain on derivatives	(1,974)	(1,295)
Settlement of derivatives	(46,109)	0
Net change in servicing asset	(337)	0
Net change in accrued income and other assets	491	(49,036)
Net change in accrued expenses and other liabilities	1,098	2,297
Net cash used in operating activities	(35,023)	(40,853)
Investing Activities
Net loan activity, excluding purchases	2,284	(173,220)
Maturities and calls of securities available-for-sale	142,432	58,106
Proceeds from sale of securities available-for-sale	893	30,137
Purchase of securities available-for-sale	(119,263)	(136,602)
Purchase of securities held-to-maturity	(2,000)	(24,116)
Purchase of Federal Home Loan Bank of Indianapolis stock	0	(2,025)
Purchase of premises and equipment	(18,571)	(3,581)
Loans purchased	(260,841)	(208,795)
Net proceeds from sale of portfolio loans	234,619	238,016
Net cash used in investing activities	(20,447)	(222,080)
Financing Activities
Net increase in deposits	218,428	476,891
Cash dividends paid	(1,773)	(1,808)
Net proceeds from issuance of subordinated debt	0	35,418
Repurchase of common stock	0	(9,784)
Proceeds from advances from Federal Home Loan Bank	330,000	485,000
Repayment of advances from Federal Home Loan Bank	(330,000)	(495,000)
Other, net	(93)	(94)
Net cash provided by financing activities	216,562	490,623
Net Increase in Cash and Cash Equivalents	161,092	227,690
Cash and Cash Equivalents, Beginning of Period	327,361	188,712
Cash and Cash Equivalents, End of Period	488,453	416,402
Supplemental Disclosures
Initial recognition of right-of-use asset	0	2,096
Initial recognition of operating lease liabilities	0	2,096
Cash paid during the period for interest	60,058	60,417
Income Taxes Paid, Net	2,516	4,527
Loans transferred to held-for-sale from portfolio	185,797	237,942
Cash dividends declared, paid in subsequent period	588	585
Securities purchased during the period, settled in subsequent period	5,547	3,000
Transfer of available-for-sale municipal securities to held-to-maturity municipal securities	$ 4,479	$ 0