    <SEC-DOCUMENT>0001654954-23-000594-index.html : 20230119
    <SEC-HEADER>0001654954-23-000594.hdr.sgml : 20230119
    <ACCEPTANCE-DATETIME>20230119130543
    ACCESSION NUMBER:		0001654954-23-000594
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		20
    CONFORMED PERIOD OF REPORT:	20230113
    ITEM INFORMATION:		Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20230119
    DATE AS OF CHANGE:		20230119

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			INSIGNIA SYSTEMS INC/MN
    		CENTRAL INDEX KEY:			0000875355
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ADVERTISING [7310]
    		IRS NUMBER:				411656308
    		STATE OF INCORPORATION:			MN
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13471
    		FILM NUMBER:		23536801

    	BUSINESS ADDRESS:
    		STREET 1:		212 THIRD AVE N
    		STREET 2:		STE 356
    		CITY:			MINNEAPOLIS
    		STATE:			MN
    		ZIP:			55401
    		BUSINESS PHONE:		7633926200

    	MAIL ADDRESS:
    		STREET 1:		212 THIRD AVE N
    		STREET 2:		STE 356
    		CITY:			MINNEAPOLIS
    		STATE:			MN
    		ZIP:			55401
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>isig_8k.htm
    <DESCRIPTION>FORM 8-K
    <TEXT>
    Document 1 - file: isig_8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>2
    <FILENAME>isig_ex101.htm
    <DESCRIPTION>RETENTION AGREEMENT WITH ADAM D.
    <TEXT>
    Document 2 - file: isig_ex101.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.2
    <SEQUENCE>3
    <FILENAME>isig_ex102.htm
    <DESCRIPTION>RETENTION AGREEMENT WITH ZACKERY A.
    <TEXT>
    Document 3 - file: isig_ex102.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>4
    <FILENAME>isig-20230113.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 4 - file: isig-20230113.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>5
    <FILENAME>isig-20230113_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 5 - file: isig-20230113_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.CAL
    <SEQUENCE>6
    <FILENAME>isig-20230113_cal.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE
    <TEXT>
    Document 6 - file: isig-20230113_cal.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>7
    <FILENAME>isig-20230113_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 7 - file: isig-20230113_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>8
    <FILENAME>isig-20230113_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
    <TEXT>
    Document 8 - file: isig-20230113_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>isig_ex102img2.jpg
    <TEXT>
    Document 9 - file: isig_ex102img2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>isig_ex102img1.jpg
    <TEXT>
    Document 10 - file: isig_ex102img1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>isig_ex101img1.jpg
    <TEXT>
    Document 11 - file: isig_ex101img1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>isig_ex101img2.jpg
    <TEXT>
    Document 12 - file: isig_ex101img2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>13
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 13 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>14
    <FILENAME>isig_8k_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 14 - file: isig_8k_htm.html

    Document 14 - RAW XML: isig_8k_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>15
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>16
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 16 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>17
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>18
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: FilingSummary.html

    Document 18 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>20
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>21
    <FILENAME>0001654954-23-000594-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 21 - file: 0001654954-23-000594-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>