    <SEC-DOCUMENT>0001193125-21-206516-index.html : 20210701
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    <ACCEPTANCE-DATETIME>20210701171423
    ACCESSION NUMBER:		0001193125-21-206516
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		16
    CONFORMED PERIOD OF REPORT:	20210630
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20210701
    DATE AS OF CHANGE:		20210701

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MGM Resorts International
    		CENTRAL INDEX KEY:			0000789570
    		STANDARD INDUSTRIAL CLASSIFICATION:	HOTELS & MOTELS [7011]
    		IRS NUMBER:				880215232
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-10362
    		FILM NUMBER:		211066942

    	BUSINESS ADDRESS:
    		STREET 1:		3600 LAS VEGAS BLVD S
    		CITY:			LAS VEGAS
    		STATE:			NV
    		ZIP:			89109
    		BUSINESS PHONE:		702-693-7120

    	MAIL ADDRESS:
    		STREET 1:		3600 LAS VEGAS BLVD S.
    		CITY:			LAS VEGAS
    		STATE:			NV
    		ZIP:			89109

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MGM MIRAGE
    		DATE OF NAME CHANGE:	20000823

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MGM GRAND INC
    		DATE OF NAME CHANGE:	19920703

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GRAND NAME CO
    		DATE OF NAME CHANGE:	19870713
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>d199453d8k.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: d199453d8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-2.1
    <SEQUENCE>2
    <FILENAME>d199453dex21.htm
    <DESCRIPTION>EQUITY PURCHASE AGREEMENT
    <TEXT>
    Document 2 - file: d199453dex21.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-2.2
    <SEQUENCE>3
    <FILENAME>d199453dex22.htm
    <DESCRIPTION>MASTER TRANSACTION AGREEMENT
    <TEXT>
    Document 3 - file: d199453dex22.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>4
    <FILENAME>d199453dex991.htm
    <DESCRIPTION>PRESS RELEASE
    <TEXT>
    Document 4 - file: d199453dex991.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>5
    <FILENAME>mgm-20210630.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 5 - file: mgm-20210630.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>6
    <FILENAME>mgm-20210630_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 6 - file: mgm-20210630_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>7
    <FILENAME>mgm-20210630_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 7 - file: mgm-20210630_pre.xml

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g199453mgm.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g199453mgm.jpg

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>9
    <FILENAME>d199453d8k_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
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    Document 9 - RAW XML: d199453d8k_htm.xml

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>10
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 10 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>11
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 11 - file: Financial_Report.xlsx

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

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>13
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 13 - file: report.css

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

    Document 14 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>17
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: MetaLinks.json

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    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>18
    <FILENAME>0001193125-21-206516-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: 0001193125-21-206516-xbrl.zip

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