Summary of Significant Accounting Policies - Noncontrolling Interests (Details) $ in Thousands, $ in Millions				3 Months Ended	21 Months Ended
	Sep. 01, 2024 shares	Sep. 01, 2018 USD ($) shares	Sep. 01, 2018 TWD ($) shares	May 31, 2022 shares	Sep. 30, 2020 shares	Feb. 28, 2025 shares	Aug. 31, 2024 shares	Aug. 31, 2018 shares
Minority Interest [Line Items]
Common stock, shares issued						8,201,000	7,212,000
Taiwan Bandaoti Zhaoming Co., Ltd.
Minority Interest [Line Items]
Common stock, shares issued		12,501,715	12,501,715					12,087,715
Common stock issued during period, shares		414,000	414,000
Common stock issued during period, value		$ 176	$ 5.4
Noncontrolling interest (as percentage)		3.31%	3.31%			0.00%	2.63%	0.00%
Taiwan SemiLEDs | Taiwan Bandaoti Zhaoming Co., Ltd.
Minority Interest [Line Items]
Common shares purchased form non-controlling interests	329,000			52,000	33,000