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Description of the Company | 12 Months Ended
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May 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Description of the Company | 1. DESCRIPTION OF THE COMPANY Richardson Electronics, Ltd. (the "Company," "we," "our") is a global manufacturer of engineered solutions, green energy products, power grid and microwave tubes, and related consumables; power conversion and RF and microwave components including green energy solutions; tubes for diagnostic imaging equipment; and customized display solutions. We have manufacturing at our facilities located in LaFox, Illinois, Marlborough, Massachusetts, and Donaueschingen, Germany. We serve customers in alternative energy, healthcare, aviation, broadcast, communications, industrial, marine, medical, military, scientific, and semiconductor markets. The Company’s strategy is to provide specialized technical expertise and “engineered solutions” based on our core engineering and manufacturing capabilities. The Company products and services include design-in support, systems integration, prototype design and manufacturing, testing, logistics, and aftermarket technical service and repair. Our products include electron tubes and related components, microwave generators, subsystems used in semiconductor manufacturing and visual technology solutions. These products are used to control, switch or amplify electrical power signals, or are used as display devices in a variety of industrial, commercial, medical and communication applications. On January 24, 2025, the Company sold a substantial portion of the assets of its Healthcare business to DirectMed Imaging, LLC (“DirectMed”), a Delaware limited liability company, and entered into an exclusive 10-year global supply agreement in which Richardson will supply DirectMed with repaired Siemens CT X-ray tubes. Additionally, the Company will continue manufacturing a limited quantity of ALTA CT X-ray tubes exclusively for DirectMed. A description of this transaction, which resulted in a total loss of $5.1 million being recorded for the fiscal year ended May 31, 2025, is provided in Note 11, Disposal of Healthcare Assets and Other Charges. Accordingly, the Company reports its financial performance for the following four business segments: Power and Microwave Technologies ("PMT"), Green Energy Solutions ("GES"), Canvys and Healthcare. A description of the Company's business segments is provided in Note 12, Segment and Geographic Information. We currently operate within the following major geographic regions: North America, Asia/Pacific, Europe and Latin America.

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- Definition The entire disclosure for the nature of an entity's business, major products or services, principal markets including location, and the relative importance of its operations in each business and the basis for the determination, including but not limited to, assets, revenues, or earnings. For an entity that has not commenced principal operations, disclosures about the risks and uncertainties related to the activities in which the entity is currently engaged and an understanding of what those activities are being directed toward. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Topic 275 -Publisher FASB -URI https://asc.fasb.org/275/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -SubTopic 10 -Topic 275 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-1 + Details
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