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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Loan Modifications (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Commercial real estate \| Commercial real estate
Financing Receivable, Modified [Line Items]
Amortized cost basis	$ 164		$ 164	$ 4,434
% of Total Class of Financing Receivables	0.02%		0.02%	0.61%
Commercial real estate \| Commercial and industrial
Financing Receivable, Modified [Line Items]
Amortized cost basis			$ 661	$ 1,450
% of Total Class of Financing Receivables			0.61%	1.14%
Commercial real estate \| Agricultural operating
Financing Receivable, Modified [Line Items]
Amortized cost basis			$ 171
% of Total Class of Financing Receivables			0.54%
Commercial real estate \| Residential mortgage
Financing Receivable, Modified [Line Items]
Amortized cost basis			$ 17
% of Total Class of Financing Receivables			0.01%
Financing Receivable, Other-Than-Insignificant Payment Delay \| Commercial real estate
Financing Receivable, Modified [Line Items]
Amortized cost basis	$ 4,263		$ 5,738
% of Total Class of Financing Receivables	0.62%		0.83%
Financing Receivable, Other-Than-Insignificant Payment Delay \| Commercial and industrial
Financing Receivable, Modified [Line Items]
Amortized cost basis		$ 920		$ 920
% of Total Class of Financing Receivables		0.72%		0.72%
Financing Receivable, Other-Than-Insignificant Payment Delay \| Residential mortgage
Financing Receivable, Modified [Line Items]
Amortized cost basis		$ 163	$ 120	$ 245
% of Total Class of Financing Receivables		0.12%	0.10%	0.18%
Financing Receivable, Other-Than-Insignificant Payment Delay \| Agricultural real estate
Financing Receivable, Modified [Line Items]
Amortized cost basis	$ 200		$ 200
% of Total Class of Financing Receivables	0.29%		0.29%
Financing Receivable, Other-Than-Insignificant Payment Delay \| Other consumer
Financing Receivable, Modified [Line Items]
Amortized cost basis			$ 2
% of Total Class of Financing Receivables			0.00%