    <SEC-DOCUMENT>0000866829-20-000023-index.html : 20200723
    <SEC-HEADER>0000866829-20-000023.hdr.sgml : 20200723
    <ACCEPTANCE-DATETIME>20200722194342
    ACCESSION NUMBER:		0000866829-20-000023
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		45
    CONFORMED PERIOD OF REPORT:	20200722
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20200723
    DATE AS OF CHANGE:		20200722

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HELIX ENERGY SOLUTIONS GROUP INC
    		CENTRAL INDEX KEY:			0000866829
    		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
    		IRS NUMBER:				953409686
    		STATE OF INCORPORATION:			MN
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-32936
    		FILM NUMBER:		201042483

    	BUSINESS ADDRESS:
    		STREET 1:		3505 W SAM HOUSTON NORTH
    		STREET 2:		SUITE 400
    		CITY:			HOUSTON
    		STATE:			TX
    		ZIP:			77043
    		BUSINESS PHONE:		281-618-0400

    	MAIL ADDRESS:
    		STREET 1:		3505 W SAM HOUSTON NORTH
    		STREET 2:		SUITE 400
    		CITY:			HOUSTON
    		STATE:			TX
    		ZIP:			77043

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CAL DIVE INTERNATIONAL INC
    		DATE OF NAME CHANGE:	19960821
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>hlx-20200722.htm
    <DESCRIPTION>HELIX ENERGY SOLUTIONS GROUP, INC FORM 8-K DATED 7-22-20
    <TEXT>
    Document 1 - file: hlx-20200722.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>hlx07222020-ex991.htm
    <DESCRIPTION>PRESS RELEASE DATED 7-22-20
    <TEXT>
    Document 2 - file: hlx07222020-ex991.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>q22020presentation.htm
    <DESCRIPTION>SECOND QUARTER 2020 CONFERENCE CALL PRESENTATION
    <TEXT>
    Document 3 - file: q22020presentation.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>4
    <FILENAME>hlx-20200722.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 4 - file: hlx-20200722.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.CAL
    <SEQUENCE>5
    <FILENAME>hlx-20200722_cal.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
    <TEXT>
    Document 5 - file: hlx-20200722_cal.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>6
    <FILENAME>hlx-20200722_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
    <TEXT>
    Document 6 - file: hlx-20200722_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>7
    <FILENAME>hlx-20200722_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 7 - file: hlx-20200722_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>8
    <FILENAME>hlx-20200722_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 8 - file: hlx-20200722_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>hlx-20200722_g1.jpg
    <TEXT>
    Document 9 - file: hlx-20200722_g1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>hlxlogo1.jpg
    <TEXT>
    Document 10 - file: hlxlogo1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>q22020presentation001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: q22020presentation001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>q22020presentation002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: q22020presentation002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>q22020presentation003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: q22020presentation003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>q22020presentation004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: q22020presentation004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>q22020presentation005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: q22020presentation005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>q22020presentation006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: q22020presentation006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>q22020presentation007.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: q22020presentation007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>q22020presentation008.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: q22020presentation008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>q22020presentation009.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: q22020presentation009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>q22020presentation010.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: q22020presentation010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>q22020presentation011.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: q22020presentation011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>q22020presentation012.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: q22020presentation012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>q22020presentation013.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: q22020presentation013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>q22020presentation014.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: q22020presentation014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>q22020presentation015.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: q22020presentation015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>q22020presentation016.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: q22020presentation016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>q22020presentation017.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: q22020presentation017.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>q22020presentation018.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: q22020presentation018.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>q22020presentation019.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: q22020presentation019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>q22020presentation020.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: q22020presentation020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>q22020presentation021.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: q22020presentation021.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>q22020presentation022.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: q22020presentation022.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>q22020presentation023.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: q22020presentation023.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>q22020presentation024.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: q22020presentation024.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>q22020presentation025.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: q22020presentation025.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>q22020presentation026.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: q22020presentation026.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>q22020presentation027.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: q22020presentation027.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>38
    <FILENAME>hlx-20200722_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 38 - file: hlx-20200722_htm.html

    Document 38 - RAW XML: hlx-20200722_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>39
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 39 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>40
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 40 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>41
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 41 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>42
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 42 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>43
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 43 - file: FilingSummary.html

    Document 43 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>45
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 45 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>46
    <FILENAME>0000866829-20-000023-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 46 - file: 0000866829-20-000023-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>