CONSOLIDATED STATEMENTS OF INCOME - USD ($)	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
INTEREST INCOME
Loans, including fees	$ 115,603,000	$ 110,396,000	$ 89,801,000
Securities:
Taxable	3,782,000	3,694,000	3,865,000
Tax-exempt	5,450,000	5,292,000	7,259,000
Dividend income	1,994,000	1,563,000	1,435,000
Interest-bearing deposits with banks	698,000	1,043,000	869,000
Total interest income	127,527,000	121,988,000	103,229,000
INTEREST EXPENSE
Deposits	46,780,000	48,101,000	27,671,000
Federal funds purchased and repurchase agreements			1,000
Federal Home Loan Bank borrowings	13,058,000	12,609,000	10,739,000
Other borrowings	2,381,000	3,216,000	3,244,000
Total interest expense	62,219,000	63,926,000	41,655,000
Net interest income	65,308,000	58,062,000	61,574,000
Provision (credit) for credit losses-loans	(118,000)	3,492,000	2,612,000
Provision (credit) for unfunded lending commitments	452,000	(421,000)
Provision (credit) for credit losses - securities	(9,000)	21,000
Total provision for credit losses	325,000	3,092,000	2,612,000
Net interest income after provision for credit losses	64,983,000	54,970,000	58,962,000
NONINTEREST INCOME
Service charges on deposit accounts	2,227,000	1,950,000	2,017,000
ATM and interchange fees	2,643,000	2,269,000	2,756,000
Net loss on sales of available for sale securities			(551,000)
Net unrealized gain on equity securities	90,000	491,000	57,000
Net gain on sale of equity securities	403,000
Other than temporary impairment loss on securities			(28,000)
Net gain on sales of loans, Small Business Administration	4,221,000	3,013,000	2,717,000
Net gain on sales of loans, home equity lines of credit	4,038,000
Mortgage banking income	357,000	197,000	14,331,000
Increase in cash surrender value of life insurance	1,503,000	1,378,000	1,081,000
Gain on life insurance	255,000
Commission income	846,000	956,000	746,000
Real estate lease income	391,000	506,000	469,000
Net gain on premises and equipment	45,000	116,000	49,000
Gain from repurchase of subordinated debt			660,000
Other income	1,823,000	1,654,000	1,038,000
Total noninterest income	18,842,000	12,530,000	25,342,000
NONINTEREST EXPENSE
Compensation and benefits	34,928,000	31,986,000	43,938,000
Occupancy and equipment	6,488,000	6,947,000	7,938,000
Data processing	3,247,000	2,617,000	4,861,000
Advertising	1,740,000	1,211,000	2,016,000
Professional fees	2,797,000	3,087,000	2,979,000
FDIC insurance premiums	1,846,000	2,154,000	1,675,000
Net (gain) loss on other real estate owned	(192,000)	12,000	4,000
Other operating expenses	6,108,000	4,876,000	12,711,000
Total noninterest expense	56,962,000	52,890,000	76,122,000
Income before income taxes	26,863,000	14,610,000	8,182,000
Income tax expense	3,702,000	1,018,000	10,000
Net Income	$ 23,161,000	$ 13,592,000	$ 8,172,000
Net income per share:
Basic (in dollars per share)	$ 3.37	$ 1.99	$ 1.19
Diluted (in dollars per share)	$ 3.32	$ 1.98	$ 1.19
Weighted average shares outstanding:
Basic (in shares)	6,871,242	6,830,466	6,848,311
Diluted (in shares)	6,976,901	6,856,520	6,880,072
Dividends per share	$ 0.63	$ 0.59	$ 0.55