Earnings Per Share - Summary of Earnings Per Share Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income (loss)	$ 937	$ (1,056)	$ 2,856	$ 691
Average number of common shares outstanding	3,322,612
Less: Average unallocated ESOP shares	264,620
Average number of common shares outstanding used to calculate basic earnings per common share	3,057,992
Earnings per common share basic	$ 0.31
Earnings per common share diluted	$ 0.31