    <SEC-DOCUMENT>0001157523-18-001943-index.html : 20180918
    <SEC-HEADER>0001157523-18-001943.hdr.sgml : 20180918
    <ACCEPTANCE-DATETIME>20180918075646
    ACCESSION NUMBER:		0001157523-18-001943
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		28
    CONFORMED PERIOD OF REPORT:	20180918
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20180918
    DATE AS OF CHANGE:		20180918

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			THOR INDUSTRIES INC
    		CENTRAL INDEX KEY:			0000730263
    		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR HOMES [3716]
    		IRS NUMBER:				930768752
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0731

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-09235
    		FILM NUMBER:		181074651

    	BUSINESS ADDRESS:
    		STREET 1:		601 E. BEARDSLEY AVENUE
    		CITY:			ELKHART
    		STATE:			IN
    		ZIP:			46514
    		BUSINESS PHONE:		(574) 970-7460

    	MAIL ADDRESS:
    		STREET 1:		601 E. BEARDSLEY AVENUE
    		CITY:			ELKHART
    		STATE:			IN
    		ZIP:			46514
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>a51868176.htm
    <DESCRIPTION>THOR INDUSTRIES, INC. 8-K
    <TEXT>
    Document 1 - file: a51868176.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>a51868176ex99_1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: a51868176ex99_1.htm

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    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>a51868176ex99_2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: a51868176ex99_2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.3
    <SEQUENCE>4
    <FILENAME>a51868176ex99_3.htm
    <DESCRIPTION>EXHIBIT 99.3
    <TEXT>
    Document 4 - file: a51868176ex99_3.htm

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    <FILENAME>a51868176ex99_2slide1.jpg
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    Document 14 - file: a51868176ex99_2slide11.jpg

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    Document 27 - file: a51868176ex99_3slide3.jpg

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