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Investments in Affiliates (Details Textual) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Jul. 27, 2024	Jul. 29, 2023	Apr. 27, 2024
Schedule of Investments [Line Items]
Equity method investments	$ 893		$ 1,813
Income (loss) from equity method investments	(931)	$ (690)
Equity method investment, other-than-temporary impairment	0	442
Accounts payable	123	2
Amount invested	933	1,186
Purchase of convertible notes	15,371		14,241
Convertible note and investment in affiliates, amount	$ 16,264		16,054
Miortech
Schedule of Investments [Line Items]
Ownership percentage	55.90%
XdisplayTM
Schedule of Investments [Line Items]
Ownership percentage	16.40%
Convertible note
Schedule of Investments [Line Items]
Payments to fund long-term loans to related parties	$ 958
Amount invested			$ 5,050
Product Design and Development
Schedule of Investments [Line Items]
Related party transaction, amounts of transaction	$ 223	$ 78

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