    <SEC-DOCUMENT>0001437749-20-021934-index.html : 20201029
    <SEC-HEADER>0001437749-20-021934.hdr.sgml : 20201029
    <ACCEPTANCE-DATETIME>20201029094000
    ACCESSION NUMBER:		0001437749-20-021934
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		28
    CONFORMED PERIOD OF REPORT:	20201029
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20201029
    DATE AS OF CHANGE:		20201029

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			LSI INDUSTRIES INC
    		CENTRAL INDEX KEY:			0000763532
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC LIGHTING & WIRING EQUIPMENT [3640]
    		IRS NUMBER:				310888951
    		STATE OF INCORPORATION:			OH
    		FISCAL YEAR END:			0630

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-13375
    		FILM NUMBER:		201270788

    	BUSINESS ADDRESS:
    		STREET 1:		10000 ALLIANCE RD
    		STREET 2:		P O BOX 42728
    		CITY:			CINCINNATI
    		STATE:			OH
    		ZIP:			45242
    		BUSINESS PHONE:		5135796411

    	MAIL ADDRESS:
    		STREET 1:		10000 ALLIANCE RD
    		STREET 2:		P O BOX 42728
    		CITY:			CINCINNATI
    		STATE:			OH
    		ZIP:			45242

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	LSI LIGHTING SYSTEMS INC
    		DATE OF NAME CHANGE:	19891121
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>lyts20201026_8k.htm
    <DESCRIPTION>FORM 8-K
    <TEXT>
    Document 1 - file: lyts20201026_8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>ex_209771.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: ex_209771.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>ex_209772.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: ex_209772.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>ex_209771img001.gif
    <TEXT>
    Document 4 - file: ex_209771img001.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>lyts20201026_8kimg001.gif
    <TEXT>
    Document 5 - file: lyts20201026_8kimg001.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>slide01.jpg
    <TEXT>
    Document 6 - file: slide01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>slide02.jpg
    <TEXT>
    Document 7 - file: slide02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>slide03.jpg
    <TEXT>
    Document 8 - file: slide03.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>slide04.jpg
    <TEXT>
    Document 9 - file: slide04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>slide05.jpg
    <TEXT>
    Document 10 - file: slide05.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>slide06.jpg
    <TEXT>
    Document 11 - file: slide06.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>slide07.jpg
    <TEXT>
    Document 12 - file: slide07.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>slide08.jpg
    <TEXT>
    Document 13 - file: slide08.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>slide09.jpg
    <TEXT>
    Document 14 - file: slide09.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>slide10.jpg
    <TEXT>
    Document 15 - file: slide10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>slide11.jpg
    <TEXT>
    Document 16 - file: slide11.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>slide12.jpg
    <TEXT>
    Document 17 - file: slide12.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>slide13.jpg
    <TEXT>
    Document 18 - file: slide13.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>slide14.jpg
    <TEXT>
    Document 19 - file: slide14.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>slide15.jpg
    <TEXT>
    Document 20 - file: slide15.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>slide16.jpg
    <TEXT>
    Document 21 - file: slide16.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>slide17.jpg
    <TEXT>
    Document 22 - file: slide17.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>slide18.jpg
    <TEXT>
    Document 23 - file: slide18.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>slide19.jpg
    <TEXT>
    Document 24 - file: slide19.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>slide20.jpg
    <TEXT>
    Document 25 - file: slide20.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>slide21.jpg
    <TEXT>
    Document 26 - file: slide21.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>slide22.jpg
    <TEXT>
    Document 27 - file: slide22.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>slide23.jpg
    <TEXT>
    Document 28 - file: slide23.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>