CONSOLIDATED BALANCE SHEET (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021
Assets
Investment securities available-for-sale, amortized cost	$ 142,971	$ 150,886
Investment securities held-to-maturity, fair value	10,582	15,592
Mortgage-backed securities held-to-maturity, fair value	100,143	82,659
Net loans receivable, allowance for loan losses	$ 551	$ 565
Stockholders' equity:
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, no par value per share
Preferred stock, shares issued
Common stock, shares authorized	10,000,000	10,000,000
Common stock, par value per share	$ 0.01	$ 0.01
Common stock, shares issued	3,805,636	3,805,636
Treasury stock, shares at cost	1,921,522	1,921,522