Nature of Business and Summary of Significant Accounting Policies - Net Income per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Nature of Business and Summary of Significant Accounting Policies
Basic EPS	$ 49,818	$ 27,127	$ 19,599
Diluted EPS	$ 49,818	$ 27,127	$ 19,599
Weighted average
Weighted Average Shares, Basic EPS	36,812,000	36,741,000	36,725,000
Weighted Average Shares, Stock Options	254,000	264,000	142,000
Weighted Average Shares, Diluted EPS	37,066,000	37,005,000	36,867,000
Effect of Dilutive Securities:
Basic (in dollars per share)	$ 1.35	$ 0.74	$ 0.53
Stock Options (in dollars per share)	(0.01)	(0.01)
Diluted (in dollars per share)	$ 1.34	$ 0.73	$ 0.53
Excluded from diluted EPS	19,663	7,534	214,109