CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock Fidelity Savings and Loan Association	Common Stock Washington Savings Bank	Common Stock	Additional Paid-in capital Fidelity Savings and Loan Association	Additional Paid-in capital Washington Savings Bank	Additional Paid-in capital	Treasury Stock	Unearned Common Stock held by ESOP	Retained Earnings	Accumulated Other Comprehensive Income	Fidelity Savings and Loan Association	Washington Savings Bank	Total
Beginning balance at Jun. 30, 2019			$ 416			$ 22,441	$ (3,710)		$ 57,255	$ 228			$ 76,630
Beginning balance (in shares) at Jun. 30, 2019			12,969,332
Increase (Decrease) in Stockholders' Equity
Net income									1,328				1,328
Other comprehensive loss										(152)			(152)
Dividend paid									(1,983)				(1,983)
Merger Association	$ 26	$ 25		$ 11,351	$ 9,140						$ 11,377	$ 9,165
Merger Association (in shares)	831,976	827,222
Ending balance at Jun. 30, 2020			$ 467			42,932	(3,710)		56,600	76			$ 96,365
Ending balance (in shares) at Jun. 30, 2020			14,628,530										14,628,530
Increase (Decrease) in Stockholders' Equity
Net income									3,779				$ 3,779
Other comprehensive loss										(140)			(140)
Dividend paid									(1,886)				(1,886)
ESOP shares committed to be released								$ 108					108
Purchase of treasury stock							(49)						(49)
William Penn, MHC shares sold in public offering, net of offering costs			$ (315)			129,176							128,861
William Penn, MHC shares sold in public offering, net of offering costs (in shares)			12,640,035
Retirement of MHC shares (in shares)			(12,092,669)
Fractional shares and other adjustments resulting from conversion of existing shares at 3.2585 exchange ratio (in shares)			(174)
Treasury stock retired						(3,759)	$ 3,759
Treasury stock retired (in shares)			(5,156)
Purchase of unearned common stock held by employee stock ownership plan								(10,112)					(10,112)
Ending balance at Jun. 30, 2021			$ 152			$ 168,349		$ (10,004)	$ 58,493	$ (64)			$ 216,926
Ending balance (in shares) at Jun. 30, 2021			15,170,566										15,170,566