XML 82 R71.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Debt - Senior Credit Agreement (Details) $ in Millions |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 15, 2015 USD ($) | Apr. 27, 2024 USD ($) | Jan. 27, 2024 USD ($) | Apr. 01, 2021 USD ($) | Oct. 19, 2018 USD ($)
Line of Credit Facility [Line Items] |  |  |  |  |
Letters of credit outstanding amount |  | $ 47.5 | $ 47.5 |  |
Additional borrowing availability |  | 547.5 | $ 602.5 |  |
Standby Letters of Credit |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Line of credit maximum borrowing capacity |  |  |  | $ 200.0 |
Incremental Facility, Minimum |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Debt instrument, face amount | $ 350.0 |  |  |  |
Swingline Loans |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Line of credit maximum borrowing capacity |  |  |  | $ 50.0 |
Credit Agreement - Term Loan |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Line of credit maximum borrowing capacity |  |  |  |  | $ 350.0
Debt instrument, covenant compliance, consolidated leverage ratio, maximum | 2.25 |  |  |  |
Unrestricted cash and cash equivalents threshold |  | $ 25.0 |  |  |
Debt instrument, security, percentage of equity interests of direct and indirect domestic subsidiaries |  | 100.00% |  |  |
Debt instrument, security, percentage of voting equity interests |  | 65.00% |  |  |
Debt instrument, security, percentage of non-voting interests of first-tier foreign subsidiaries |  | 100.00% |  |  |
Credit Agreement - Revolving facility (matures April 2020) |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Line of credit maximum borrowing capacity |  |  |  |  | $ 650.0
Minimum |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Debt instrument, covenant compliance, consolidated leverage ratio, maximum |  | 3.50 |  |  |
Debt instrument, covenant compliance, consolidated interest coverage ratio, maximum |  | 3.00 |  |  |
Maximum |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Debt instrument, covenant compliance, consolidated leverage ratio, maximum |  | 1.00 |  |  |
Debt instrument, covenant compliance, consolidated interest coverage ratio, maximum |  | 1.00 |  |  |

X
- Definition Debt Instrument, Covenant Compliance, Consolidated Interest Coverage Ratio + References No definition available. + Details
Name: | dy_DebtInstrumentCovenantComplianceConsolidatedInterestCoverageRatio
Namespace Prefix: | dy_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant Compliance, Consolidated Leverage Ratio + References No definition available. + Details
Name: | dy_DebtInstrumentCovenantComplianceConsolidatedLeverageRatio
Namespace Prefix: | dy_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Security, Percentage Of Equity Interests Of Direct And Indirect Domestic Subsidiaries + References No definition available. + Details
Name: | dy_DebtInstrumentSecurityPercentageOfEquityInterestsOfDirectAndIndirectDomesticSubsidiaries
Namespace Prefix: | dy_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt Instrument, Security, Percentage Of Non-Voting Interests Of First-Tier Foreign Subsidiaries + References No definition available. + Details
Name: | dy_DebtInstrumentSecurityPercentageOfNonVotingInterestsOfFirstTierForeignSubsidiaries
Namespace Prefix: | dy_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt Instrument, Security, Percentage Of Voting Equity Interests + References No definition available. + Details
Name: | dy_DebtInstrumentSecurityPercentageOfVotingEquityInterests
Namespace Prefix: | dy_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unrestricted Cash and Cash Equivalents Credit Agreement Threshold + References No definition available. + Details
Name: | dy_UnrestrictedCashandCashEquivalentsCreditAgreementThreshold
Namespace Prefix: | dy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482900/835-30-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-2 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482949/835-30-55-8 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=dy_IncrementalFacilityMinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=dy_SwinglineLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |