Restatement of Previously Issued Financial Statements - Consolidated statements of income (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	$ 63,287	$ 58,515	$ 58,732
Gross Profit	50,748	42,844	44,200
Operating Income	17,932	10,065	13,776
Provision for Income Taxes	2,514	2,261	1,274
Net income	$ 15,413	$ 7,795	$ 12,481
Income per share:
Basic (in dollars per share)	$ 0.42	$ 0.21	$ 0.34
Diluted (in dollars per share)	$ 0.42	$ 0.21	$ 0.34
Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	$ 63,884
Gross Profit	50,151
Operating Income	17,335
Provision for Income Taxes	2,429
Net income	$ 14,901