Equity Incentive Plan - Stock Options (Details) - USD ($)	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Shares
Outstanding at the beginning of the period (in shares)	1,350	31,450
Exercised (in shares)	(1,350)	(29,100)
Forfeited or canceled (in shares)		(1,000)
Outstanding at the end of the period (in shares)		1,350	31,450
Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 14.77	$ 16.58
Exercised (in dollars per share)	$ 14.77	16.14
Forfeited or canceled (in dollars per share)		31.73
Outstanding at the end of the period (in dollars per share)		$ 14.77	$ 16.58
Additional information
Weighted Average Remaining Contractual Life		11 months 23 days	9 months 25 days
Aggregate Intrinsic Value		$ 35,127	$ 437,037