Parent Company Only Condensed Financial Information - Statements of Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Statements of Income [Abstract]
Interest income	$ 68,429	$ 48,675
Interest Expense	7,175	6,967
Noninterest Expense	35,181	30,005
Income before income tax expense	30,495	14,052
Income tax benefit	(6,939)	(3,201)
NET INCOME	23,556	10,851
Parent Company [Member]
Statements of Income [Abstract]
Dividends received from Bank	400	0
Interest Expense	1,331	1,361
Noninterest Expense	(18)	0
Income before income tax expense	(949)	(1,361)
Income tax benefit	253	296
Equity in undistributed earnings of the Bank	24,252	11,916
NET INCOME	$ 23,556	$ 10,851