CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Income Statement [Abstract]
Revenue	$ 163,792	$ 164,635	$ 508,556	$ 519,678
Cost of goods sold 1	129,262	129,458	396,357	399,964
Gross profit	34,530	35,177	112,199	119,714
Operating expenses
Research and development	26,052	23,398	75,402	69,844
Selling, general and administrative	22,536	22,437	69,004	66,688
Total operating expenses	48,588	45,835	144,406	136,532
Operating loss	(14,058)	(10,658)	(32,207)	(16,818)
Other income (expense), net 1	587	(65)	3,949	(52)
Interest income	990	927	3,006	3,327
Interest expenses	(139)	(596)	(653)	(2,109)
Net loss before income taxes and equity method investment (loss) income	(12,620)	(10,392)	(25,905)	(15,652)
Income tax expense	1,015	660	4,432	2,942
Net loss before equity method investment (loss) income	(13,635)	(11,052)	(30,337)	(18,594)
Equity method investment (loss) income	(152)	245	1,135	(1,323)
Net loss	$ (13,787)	$ (10,807)	$ (29,202)	$ (19,917)
Net loss per common share
Basic (in dollars per share)	$ (0.46)	$ (0.37)	$ (0.98)	$ (0.68)
Diluted (in dollars per share)	$ (0.46)	$ (0.37)	$ (0.98)	$ (0.68)
Weighted average number of common shares used to compute net loss per share
Basic (in shares)	29,807	29,530	29,887	29,232
Diluted (in shares)	29,807	29,530	29,887	29,232