<SEC-DOCUMENT>0001171843-21-006611-index.html : 20210922
<SEC-HEADER>0001171843-21-006611.hdr.sgml : 20210922
<ACCEPTANCE-DATETIME>20210922170013
ACCESSION NUMBER:		0001171843-21-006611
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		18
CONFORMED PERIOD OF REPORT:	20210922
ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20210922
DATE AS OF CHANGE:		20210922

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTHERN TECHNOLOGIES INTERNATIONAL CORP
		CENTRAL INDEX KEY:			0000875582
		STANDARD INDUSTRIAL CLASSIFICATION:	COATING, ENGRAVING & ALLIED SERVICES [3470]
		IRS NUMBER:				410857886
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0831

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11038
		FILM NUMBER:		211270173

	BUSINESS ADDRESS:	
		STREET 1:		4201 WOODLAND ROAD
		STREET 2:		PO BOX 69
		CITY:			CIRCLE PINES
		STATE:			MN
		ZIP:			55014
		BUSINESS PHONE:		(763) 225-6601

	MAIL ADDRESS:	
		STREET 1:		4201 WOODLAND ROAD
		STREET 2:		PO BOX 69
		CITY:			CIRCLE PINES
		STATE:			MN
		ZIP:			55014

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NORTHERN INSTRUMENTS CORP
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>f8k_092221.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: f8k_092221.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>exh_101.htm
<DESCRIPTION>EXHIBIT 10.1
<TEXT>
Document 2 - file: exh_101.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.2
<SEQUENCE>3
<FILENAME>exh_102.htm
<DESCRIPTION>EXHIBIT 10.2
<TEXT>
Document 3 - file: exh_102.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>4
<FILENAME>exh_991.htm
<DESCRIPTION>PRESS RELEASE
<TEXT>
Document 4 - file: exh_991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>pnc_logo.jpg
<TEXT>
Document 5 - file: pnc_logo.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>pnc_logo2.jpg
<TEXT>
Document 6 - file: pnc_logo2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>7
<FILENAME>gnw-20190101.xsd
<DESCRIPTION>XBRL SCHEMA FILE
<TEXT>
Document 7 - file: gnw-20190101.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>8
<FILENAME>gnw-20190101_def.xml
<DESCRIPTION>XBRL DEFINITION FILE
<TEXT>
Document 8 - file: gnw-20190101_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>9
<FILENAME>gnw-20190101_lab.xml
<DESCRIPTION>XBRL LABEL FILE
<TEXT>
Document 9 - file: gnw-20190101_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>10
<FILENAME>gnw-20190101_pre.xml
<DESCRIPTION>XBRL PRESENTATION FILE
<TEXT>
Document 10 - file: gnw-20190101_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>f8k_092221_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 11 - file: f8k_092221_htm.html

Document 11 - RAW XML: f8k_092221_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>12
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 12 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>13
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 13 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>14
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 14 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>15
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 15 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>16
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 16 - file: FilingSummary.html

Document 16 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>18
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 18 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>19
<FILENAME>0001171843-21-006611-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 19 - file: 0001171843-21-006611-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>