Income Taxes - Summary of change in net deferred tax asset (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Income Tax Disclosure [Abstract]
Balance at beginning of year	$ 665	$ 732
Deferred tax benefit (expense)	(407)	63
Deferred tax effects of net unrealized gain on available for sale securities	7	(4)
Balance at end of year	$ 1,079	$ 665