    <SEC-DOCUMENT>0000893538-24-000079-index.html : 20240718
    <SEC-HEADER>0000893538-24-000079.hdr.sgml : 20240718
    <ACCEPTANCE-DATETIME>20240718080112
    ACCESSION NUMBER:		0000893538-24-000079
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		33
    CONFORMED PERIOD OF REPORT:	20240718
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20240718
    DATE AS OF CHANGE:		20240718

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SM Energy Co
    		CENTRAL INDEX KEY:			0000893538
    		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
    		ORGANIZATION NAME:           	01 Energy & Transportation
    		IRS NUMBER:				410518430
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-31539
    		FILM NUMBER:		241123722

    	BUSINESS ADDRESS:
    		STREET 1:		1700 LINCOLN STREET
    		STREET 2:		SUITE 3200
    		CITY:			DENVER
    		STATE:			CO
    		ZIP:			80203
    		BUSINESS PHONE:		303-861-8140

    	MAIL ADDRESS:
    		STREET 1:		1700 LINCOLN STREET
    		STREET 2:		SUITE 3200
    		CITY:			DENVER
    		STATE:			CO
    		ZIP:			80203

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ST MARY LAND & EXPLORATION CO
    		DATE OF NAME CHANGE:	19940228
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>sm-20240718.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: sm-20240718.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>2
    <FILENAME>exhibit231consentofplantem.htm
    <DESCRIPTION>EX-23.1
    <TEXT>
    Document 2 - file: exhibit231consentofplantem.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.2
    <SEQUENCE>3
    <FILENAME>exhibit232accountantsackno.htm
    <DESCRIPTION>EX-23.2
    <TEXT>
    Document 3 - file: exhibit232accountantsackno.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.3
    <SEQUENCE>4
    <FILENAME>exhibit233consentofdegolye.htm
    <DESCRIPTION>EX-23.3
    <TEXT>
    Document 4 - file: exhibit233consentofdegolye.htm

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    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>5
    <FILENAME>exhibit99107182024pressrel.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 5 - file: exhibit99107182024pressrel.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>6
    <FILENAME>exhibit992excerptfromthepr.htm
    <DESCRIPTION>EX-99.2
    <TEXT>
    Document 6 - file: exhibit992excerptfromthepr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.3
    <SEQUENCE>7
    <FILENAME>exhibit993xclresources2023.htm
    <DESCRIPTION>EX-99.3
    <TEXT>
    Document 7 - file: exhibit993xclresources2023.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.4
    <SEQUENCE>8
    <FILENAME>exhibit994xclresourcesmarc.htm
    <DESCRIPTION>EX-99.4
    <TEXT>
    Document 8 - file: exhibit994xclresourcesmarc.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.5
    <SEQUENCE>9
    <FILENAME>exhibit995xclacquisitionpr.htm
    <DESCRIPTION>EX-99.5
    <TEXT>
    Document 9 - file: exhibit995xclacquisitionpr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.6
    <SEQUENCE>10
    <FILENAME>exhibit996reservesreport-x.htm
    <DESCRIPTION>EX-99.6
    <TEXT>
    Document 10 - file: exhibit996reservesreport-x.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>11
    <FILENAME>sm-20240718.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 11 - file: sm-20240718.xsd

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    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>12
    <FILENAME>sm-20240718_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 12 - file: sm-20240718_lab.xml

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    <TYPE>EX-101.PRE
    <SEQUENCE>13
    <FILENAME>sm-20240718_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 13 - file: sm-20240718_pre.xml

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>auditpicture1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: auditpicture1.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>auditpictureb.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: auditpictureb.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>degolyerlogo.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: degolyerlogo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>image_41a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: image_41a.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>image_42.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: image_42.jpg

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    <SEQUENCE>19
    <FILENAME>image_43.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: image_43.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>image_4b.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: image_4b.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>image_4d.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: image_4d.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>smenergylogovertical_lga16.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: smenergylogovertical_lga16.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>xclresourceslogo1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: xclresourceslogo1.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>xclresourceslogoa.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: xclresourceslogoa.jpg

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>26
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 26 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>27
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 27 - file: Financial_Report.xlsx

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>28
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 28 - file: Show.js

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>29
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 29 - file: report.css

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>31
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 31 - file: FilingSummary.html

    Document 31 - RAW XML: FilingSummary.xml

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    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>33
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 33 - file: MetaLinks.json

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    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>34
    <FILENAME>0000893538-24-000079-xbrl.zip
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    <TEXT>
    Document 34 - file: 0000893538-24-000079-xbrl.zip

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>35
    <FILENAME>sm-20240718_htm.xml
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    Document 35 - file: sm-20240718_htm.html

    Document 35 - RAW XML: sm-20240718_htm.xml

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