    <SEC-DOCUMENT>0001564590-18-001414-index.html : 20180206
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    <ACCEPTANCE-DATETIME>20180206163801
    ACCESSION NUMBER:		0001564590-18-001414
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		28
    CONFORMED PERIOD OF REPORT:	20180206
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20180206
    DATE AS OF CHANGE:		20180206

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MYRIAD GENETICS INC
    		CENTRAL INDEX KEY:			0000899923
    		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
    		IRS NUMBER:				870494517
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0630

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-26642
    		FILM NUMBER:		18578089

    	BUSINESS ADDRESS:
    		STREET 1:		320 WAKARA WAY
    		CITY:			SALT LAKE CITY
    		STATE:			UT
    		ZIP:			84108
    		BUSINESS PHONE:		801-584-3600

    	MAIL ADDRESS:
    		STREET 1:		320 WAKARA WAY
    		CITY:			SALT LAKE CITY
    		STATE:			UT
    		ZIP:			84108
    </SEC-HEADER>
    <DOCUMENT>
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    <SEQUENCE>1
    <FILENAME>mygn-8k_20180206.htm
    <DESCRIPTION>8-K-Q218 - EARNINGS RELEASE
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