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v3.25.4

Document And Entity Information | Feb. 20, 2026
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Document Information [Line Items] |
Entity, Registrant Name | LSI INDUSTRIES INC.
Document, Type | 8-K
Document, Period End Date | Feb. 20, 2026
Entity, Incorporation, State or Country Code | OH
Entity, File Number | 01-13375
Entity, Tax Identification Number | 31-0888951
Entity, Address, Address Line One | 10000 Alliance Road
Entity, Address, City or Town | Cincinnati
Entity, Address, State or Province | OH
Entity, Address, Postal Zip Code | 45242
City Area Code | 513
Local Phone Number | 793-3200
Written Communications | false
Soliciting Material | false
Pre-commencement Tender Offer | false
Pre-commencement Issuer Tender Offer | false
Title of 12(b) Security | Common Stock
Trading Symbol | LYTS
Security Exchange Name | NASDAQ
Entity, Emerging Growth Company | false
Amendment Flag | false
Entity, Central Index Key | 0000763532

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