Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 83,811	$ 85,888	$ 81,825
Adjustments to Reconcile Net Income to Net Cash from Operating Activities:
Net Amortization on Securities	2,161	5,566	6,452
Depreciation and Amortization	9,277	9,560	10,116
Loans Originated for Sale	(134,521)	(106,781)	(162,959)
Proceeds from Sales of Loans Held-for-Sale	134,589	112,525	171,591
Provision for Credit Losses	2,775	2,550	6,350
Gain on Sale of Loans, net	(3,054)	(2,363)	(3,818)
Loss (Gain) on Securities, net	34,788	(40)	(562)
Gain on Sales of Other Real Estate and Repossessed Assets	(37)	(83)	(18)
Loss (Gain) on Disposition and Donation of Premises and Equipment	11	(547)	(37)
Loss (Gain) on Disposition of Land	0	(83)	0
Post Retirement Medical Benefit	0	0	54
Increase in Cash Surrender Value of Company Owned Life Insurance	(870)	(1,842)	(1,820)
Equity Based Compensation	2,947	2,332	2,330
Sale of Assets of German American Insurance	(36,507)	0	0
Change in Assets and Liabilities:
Interest Receivable and Other Assets	1,748	3,725	(1,094)
Interest Payable and Other Liabilities	(1,354)	(3,173)	1,626
Net Cash from Operating Activities	95,764	107,234	110,036
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from Maturity of Other Short-term Investments	0	0	495
Proceeds from Maturities, Calls and Redemptions of Securities Available-for-Sale	356,471	287,084	143,418
Proceeds from Sales of Securities Available-for-Sale	404,103	114,259	145,237
Purchase of Securities Available-for-Sale	(722,304)	(183,302)	(417,940)
Proceeds from Redemption of Federal Home Loan Bank Stock	264	350	8,089
Purchase of Loans	0	(1,502)	(933)
Proceeds from Sales of Loans Held for Investment	0	0	3,916
Loans Made to Customers, net of Payments Received	(155,957)	(187,624)	(107,236)
Proceeds from Sales of Other Real Estate	70	108	88
Property and Equipment Expenditures	(5,047)	(5,745)	(7,852)
Proceeds from Sale of Land and Building	0	3,627	0
Proceeds from Life Insurance	0	0	773
Proceeds from Sale of German American Insurance Assets	40,000	0	0
Acquisition of Citizens Union Bancorp of Shelbyville, Inc.	0	0	207,764
Net Cash from Investing Activities	(82,400)	27,255	(24,181)
CASH FLOWS FROM FINANCING ACTIVITIES
Change in Deposits	76,205	(96,782)	(324,771)
Change in Short-term Borrowings	(9,105)	(35,193)	29,817
Advances in Long-term Debt	75,000	25,000	0
Repayments of Long-term Debt	(50,157)	(132)	(41,690)
Dividends Paid	(31,845)	(29,433)	(27,022)
Net Cash from Financing Activities	60,098	(136,540)	(363,666)
Net Change in Cash and Cash Equivalents	73,462	(2,051)	(277,811)
Cash and Cash Equivalents at Beginning of Year	115,330	117,381	395,192
Cash and Cash Equivalents at End of Year	188,792	115,330	117,381
Cash Paid During the Year for
Interest	99,057	60,663	17,442
Income Taxes	17,823	15,375	11,649
Supplemental Non Cash Disclosures
Loans Transferred to Other Real Estate	0	0	30
Reclass of Land & Buildings to Other Assets	0	691	0
Interest Rate Swap Fair Value Activity	$ (992)	$ (2,282)	$ 4,988