CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Total Shareholders' Equity	Preferred Shares	Common Shares	Treasury Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (loss)	Retained Earnings
Balance (in shares) at Jun. 30, 2022			0
Balance (in shares) at Jun. 30, 2022				33,988,000
Balance (in shares) at Jun. 30, 2022					(6,617,000)
Balance at Jun. 30, 2022		$ 854,093	$ 0	$ 68	$ (66,000)	$ 288,951	$ 1,080	$ 629,994
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options and release of RSUs (in shares)				715,000
Exercise of common stock options and release of RSUs		551		$ 1		550
Reissuance of Treasury Stock (in shares)					8,000
Reissuance of Treasury Stock		0			$ 67			(67)
Withholding tax on restricted stock units (in shares)				(242,000)
Withholding tax on restricted stock units		(6,381)				(6,381)
Issuance of common shares under Employee Stock Purchase Plan (in shares)				350,000
Issuance of common shares under Employee Stock Purchase Plan		8,427		$ 1		8,426
Repurchase of common shares under share repurchase program	$ (13,400)	(13,432)			$ (13,432)
Repurchase of common shares under share repurchase program (in shares)	(548,132)				(548,000)
Share-based compensation expense		37,488				37,488
Net income (loss) attributable to AOS	$ 12,364	12,364						12,364
Cumulative translation adjustment		(9,191)					(9,191)
Net income (loss) before equity method investment loss	12,364
Balance (in shares) at Jun. 30, 2023			0
Balance (in shares) at Jun. 30, 2023				34,811,000
Balance (in shares) at Jun. 30, 2023					(7,157,000)
Balance at Jun. 30, 2023		883,919	$ 0	$ 70	$ (79,365)	329,034	(8,111)	642,291
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options and release of RSUs (in shares)				1,210,000
Exercise of common stock options and release of RSUs		2,313		$ 2		2,311
Reissuance of Treasury Stock (in shares)					19,000
Reissuance of Treasury Stock		0			$ 152			(152)
Withholding tax on restricted stock units (in shares)				(320,000)
Withholding tax on restricted stock units		(7,678)				(7,678)
Issuance of common shares under Employee Stock Purchase Plan (in shares)				406,000
Issuance of common shares under Employee Stock Purchase Plan		7,801				7,801
Share-based compensation expense		21,641				21,641
Net income (loss) attributable to AOS	(11,081)	(11,081)						(11,081)
Cumulative translation adjustment		(5,308)					(5,308)
Net income (loss) before equity method investment loss	$ (11,081)
Balance (in shares) at Jun. 30, 2024	0		0
Balance (in shares) at Jun. 30, 2024	36,107,000			36,107,000
Balance (in shares) at Jun. 30, 2024	(7,138,000)				(7,138,000)
Balance at Jun. 30, 2024	$ 891,607	891,607	$ 0	$ 72	$ (79,213)	353,109	(13,419)	631,058
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options and release of RSUs (in shares)				968,000
Exercise of common stock options and release of RSUs		91		$ 1		90
Reissuance of Treasury Stock (in shares)					20,000
Reissuance of Treasury Stock		0			$ 155			(155)
Withholding tax on restricted stock units (in shares)				(348,000)
Withholding tax on restricted stock units		(10,698)				(10,698)
Issuance of common shares under Employee Stock Purchase Plan (in shares)				400,000
Issuance of common shares under Employee Stock Purchase Plan		7,710				7,709
Share-based compensation expense		29,569				29,569
Net income (loss) attributable to AOS	(96,976)	(96,976)						(96,976)
Cumulative translation adjustment							1,029
Net income (loss) before equity method investment loss	$ (96,976)
Balance (in shares) at Jun. 30, 2025	0		0
Balance (in shares) at Jun. 30, 2025	37,127,000			37,127,000
Balance (in shares) at Jun. 30, 2025	(7,118,000)				(7,118,000)
Balance at Jun. 30, 2025	$ 822,332	$ 822,332	$ 0	$ 74	$ (79,058)	$ 379,779	$ (12,390)	$ 533,927