    <SEC-DOCUMENT>0000067215-24-000042-index.html : 20240823
    <SEC-HEADER>0000067215-24-000042.hdr.sgml : 20240823
    <ACCEPTANCE-DATETIME>20240823171310
    ACCESSION NUMBER:		0000067215-24-000042
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		47
    CONFORMED PERIOD OF REPORT:	20240823
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20240823
    DATE AS OF CHANGE:		20240823

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			DYCOM INDUSTRIES INC
    		CENTRAL INDEX KEY:			0000067215
    		STANDARD INDUSTRIAL CLASSIFICATION:	WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION [1623]
    		ORGANIZATION NAME:           	05 Real Estate & Construction
    		IRS NUMBER:				591277135
    		STATE OF INCORPORATION:			FL
    		FISCAL YEAR END:			0125

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-10613
    		FILM NUMBER:		241237194

    	BUSINESS ADDRESS:
    		STREET 1:		11780 U.S. HIGHWAY 1
    		STREET 2:		SUITE 600
    		CITY:			PALM BEACH GARDENS
    		STATE:			FL
    		ZIP:			33408
    		BUSINESS PHONE:		561-627-7171

    	MAIL ADDRESS:
    		STREET 1:		11780 U.S. HIGHWAY 1
    		STREET 2:		SUITE 600
    		CITY:			PALM BEACH GARDENS
    		STATE:			FL
    		ZIP:			33408

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MOBILE HOME DYNAMICS INC
    		DATE OF NAME CHANGE:	19820302
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>dy-20240823.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: dy-20240823.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>dycominvestorpresentatio.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: dycominvestorpresentatio.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>dyfy2025q2non-gaapreconcil.htm
    <DESCRIPTION>EX-99.2
    <TEXT>
    Document 3 - file: dyfy2025q2non-gaapreconcil.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>4
    <FILENAME>dy-20240823.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 4 - file: dy-20240823.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>5
    <FILENAME>dy-20240823_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 5 - file: dy-20240823_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>6
    <FILENAME>dy-20240823_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 6 - file: dy-20240823_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>dycom_rxfull.jpg
    <TEXT>
    Document 7 - file: dycom_rxfull.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>dycominvestorpresentatio001.jpg
    <TEXT>
    Document 8 - file: dycominvestorpresentatio001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>dycominvestorpresentatio002.jpg
    <TEXT>
    Document 9 - file: dycominvestorpresentatio002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>dycominvestorpresentatio003.jpg
    <TEXT>
    Document 10 - file: dycominvestorpresentatio003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>dycominvestorpresentatio004.jpg
    <TEXT>
    Document 11 - file: dycominvestorpresentatio004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>dycominvestorpresentatio005.jpg
    <TEXT>
    Document 12 - file: dycominvestorpresentatio005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>dycominvestorpresentatio006.jpg
    <TEXT>
    Document 13 - file: dycominvestorpresentatio006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>dycominvestorpresentatio007.jpg
    <TEXT>
    Document 14 - file: dycominvestorpresentatio007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>dycominvestorpresentatio008.jpg
    <TEXT>
    Document 15 - file: dycominvestorpresentatio008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>dycominvestorpresentatio009.jpg
    <TEXT>
    Document 16 - file: dycominvestorpresentatio009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>dycominvestorpresentatio010.jpg
    <TEXT>
    Document 17 - file: dycominvestorpresentatio010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>dycominvestorpresentatio011.jpg
    <TEXT>
    Document 18 - file: dycominvestorpresentatio011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>dycominvestorpresentatio012.jpg
    <TEXT>
    Document 19 - file: dycominvestorpresentatio012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>dycominvestorpresentatio013.jpg
    <TEXT>
    Document 20 - file: dycominvestorpresentatio013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>dycominvestorpresentatio014.jpg
    <TEXT>
    Document 21 - file: dycominvestorpresentatio014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>dycominvestorpresentatio015.jpg
    <TEXT>
    Document 22 - file: dycominvestorpresentatio015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>dycominvestorpresentatio016.jpg
    <TEXT>
    Document 23 - file: dycominvestorpresentatio016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>dycominvestorpresentatio017.jpg
    <TEXT>
    Document 24 - file: dycominvestorpresentatio017.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>dycominvestorpresentatio018.jpg
    <TEXT>
    Document 25 - file: dycominvestorpresentatio018.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>dycominvestorpresentatio019.jpg
    <TEXT>
    Document 26 - file: dycominvestorpresentatio019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>dycominvestorpresentatio020.jpg
    <TEXT>
    Document 27 - file: dycominvestorpresentatio020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>dycominvestorpresentatio021.jpg
    <TEXT>
    Document 28 - file: dycominvestorpresentatio021.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>dycominvestorpresentatio022.jpg
    <TEXT>
    Document 29 - file: dycominvestorpresentatio022.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>dycominvestorpresentatio023.jpg
    <TEXT>
    Document 30 - file: dycominvestorpresentatio023.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>dycominvestorpresentatio024.jpg
    <TEXT>
    Document 31 - file: dycominvestorpresentatio024.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>dycominvestorpresentatio025.jpg
    <TEXT>
    Document 32 - file: dycominvestorpresentatio025.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>dycominvestorpresentatio026.jpg
    <TEXT>
    Document 33 - file: dycominvestorpresentatio026.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>dycominvestorpresentatio027.jpg
    <TEXT>
    Document 34 - file: dycominvestorpresentatio027.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>dycominvestorpresentatio028.jpg
    <TEXT>
    Document 35 - file: dycominvestorpresentatio028.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>dycominvestorpresentatio029.jpg
    <TEXT>
    Document 36 - file: dycominvestorpresentatio029.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>dycominvestorpresentatio030.jpg
    <TEXT>
    Document 37 - file: dycominvestorpresentatio030.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>q12025investornon-gaapreco.jpg
    <TEXT>
    Document 38 - file: q12025investornon-gaapreco.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>40
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 40 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>41
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 41 - file: Financial_Report.xlsx

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

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>43
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 43 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>45
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 45 - file: FilingSummary.html

    Document 45 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>47
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 47 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>48
    <FILENAME>0000067215-24-000042-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 48 - file: 0000067215-24-000042-xbrl.zip

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>49
    <FILENAME>dy-20240823_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 49 - file: dy-20240823_htm.html

    Document 49 - RAW XML: dy-20240823_htm.xml

    </DOCUMENT>
    </SEC-DOCUMENT>