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    <ACCEPTANCE-DATETIME>20200504072850
    ACCESSION NUMBER:		0000107815-20-000171
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		16
    CONFORMED PERIOD OF REPORT:	20200504
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20200504
    DATE AS OF CHANGE:		20200504

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			WEC ENERGY GROUP, INC.
    		CENTRAL INDEX KEY:			0000783325
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
    		IRS NUMBER:				391391525
    		STATE OF INCORPORATION:			WI
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-09057
    		FILM NUMBER:		20842752

    	BUSINESS ADDRESS:
    		STREET 1:		231 W MICHIGAN ST
    		STREET 2:		P O BOX 1331
    		CITY:			MILWAUKEE
    		STATE:			WI
    		ZIP:			53201
    		BUSINESS PHONE:		414-221-2345

    	MAIL ADDRESS:
    		STREET 1:		231 WEST MICHIGAN STREET
    		STREET 2:		P O BOX 1331
    		CITY:			MILWAUKEE
    		STATE:			WI
    		ZIP:			53201

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	WISCONSIN ENERGY CORP
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>a2020q1wecearningsrele.htm
    <DESCRIPTION>WEC ENERGY GROUP Q1 2020 EARNINGS RELEASE 8-K
    <TEXT>
    Document 1 - file: a2020q1wecearningsrele.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>exhibit992020q1wecearn.htm
    <DESCRIPTION>WEC ENERGY GROUP Q1 2020 EXHIBIT 99.1
    <TEXT>
    Document 2 - file: exhibit992020q1wecearn.htm

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    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>3
    <FILENAME>wec-20200504.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 3 - file: wec-20200504.xsd

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    <TYPE>EX-101.CAL
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    <FILENAME>wec-20200504_cal.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
    <TEXT>
    Document 4 - file: wec-20200504_cal.xml

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    <SEQUENCE>5
    <FILENAME>wec-20200504_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
    <TEXT>
    Document 5 - file: wec-20200504_def.xml

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    <TYPE>EX-101.LAB
    <SEQUENCE>6
    <FILENAME>wec-20200504_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 6 - file: wec-20200504_lab.xml

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    <SEQUENCE>7
    <FILENAME>wec-20200504_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 7 - file: wec-20200504_pre.xml

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    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>wecenergylogoa16.jpg
    <TEXT>
    Document 8 - file: wecenergylogoa16.jpg

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>9
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 9 - file: report.css

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    <TYPE>XML
    <SEQUENCE>10
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 10 - file: FilingSummary.html

    Document 10 - RAW XML: FilingSummary.xml

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    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>11
    <FILENAME>0000107815-20-000171-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 11 - file: 0000107815-20-000171-xbrl.zip

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>12
    <FILENAME>a2020q1wecearningsrele_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 12 - file: a2020q1wecearningsrele_htm.html

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    <TYPE>JSON
    <SEQUENCE>13
    <FILENAME>MetaLinks.json
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    <TEXT>
    Document 13 - file: MetaLinks.json

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>R1.htm
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    <TEXT>
    Document 15 - file: R1.htm

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    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>16
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 16 - file: Financial_Report.xlsx

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    <SEQUENCE>17
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    <TEXT>
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