Document And Entity Information Statistical Measurement [Axis] Note To Financial Statement Details Textual Document Fiscal Period Focus EBP, Basis of Accounting [Policy Text Block] EBP, Note Receivable from Participant [Policy Text Block] Significant Accounting Policies Document Fiscal Year Focus Note 3 - Fair Value Measurements Schedule H, Line 4i Assets Note 3 - Fair Value Measurements - Schedule of Fair Value Measurements (Details) Amendment Flag Schedule H, Line 4i - Schedule of Plan Assets (Details) Schedule H, Line 4i - Schedule of Plan Assets 2 (Details) Notes To Financial Statements Minimum [Member] Notes To Financial Statements [Abstract] dei_DocumentPeriodEndDate Document Period End Date Statistical Measurement [Domain] us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution Total contributions Maximum [Member] Legal Entity [Axis] EBP, Schedule of Asset Held for Investment [Table] us-gaap-ebp_EmployeeBenefitPlanParticipantLoanMaturityDate EBP, Asset Held for Investment, Participant Loan, Maturity Date Notes receivable from participants EBP, Note Receivable from Participant dei_EntityTaxIdentificationNumber Entity Tax Identification Number EBP, Investment, Fair Value and NAV [Text Block] Entity [Domain] Interest income on notes receivable from participants Entity Central Index Key Net appreciation in fair value of investments dei_EntityRegistrantName Entity Registrant Name Entity Current Reporting Status EBP, Description of Plan [Text Block] us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment Asset held for investment EBP, Related Party and Party-in-Interest Transactions [Table] Current Fiscal Year End Date us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterDate EBP, Tax Determination Letter, Date us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution Participant loans Fair Value Measured at Net Asset Value Per Share [Member] Entity Shell Company Common Collective Trust [Member] Entity Emerging Growth Company Entity Small Business Investments [Domain] EBP, Employer, Common Stock [Member] us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant Benefits paid to participants Accounting Policies [Abstract] Rollovers us-gaap-ebp_EmployeeBenefitPlanExcessContributionPayable EBP, Excess Contribution Payable us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment Total investment income Valuation Approach and Technique [Domain] us-gaap-ebp_EmployeeBenefitPlanTaxQualificationStatusExtensibleEnumeration EBP, Tax Qualification Status [Extensible Enumeration] Valuation, Market Approach [Member] us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForRealizedGainLossOnInvestment EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Realized Gain (Loss) on Investment us-gaap-ebp_EbpPlanName EBP, Plan Name Statement of Stockholders' Equity [Abstract] EBP, Tax Status [Text Block] us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount EBP, Forfeited Nonvested Account us-gaap-ebp_EmployeeBenefitPlanInvestmentValuationTechniqueExtensibleEnumeration EBP, Investment, Valuation Technique [Extensible Enumeration] us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue Current Value EBP, Risk and Uncertainty [Policy Text Block] Equity Components [Axis] Investments, at fair value hubg_EBPEmployerContributionReceivableAccrualMethodNotRecognized EBP, Employer Contribution, Receivable, Accrual Method Not Recognized Amount of contribution receivable from employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), not using the accrual method of accounting. Class of Stock [Axis] Equity Component [Domain] Fair Value, Inputs, Level 2 [Member] EBP, Self-Directed Brokerage Account [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 1 [Member] EBP, Subsequent Event [Table] us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease Net increase us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Participant-Directed [Member] Contributions Investment income Interest and dividends Total investments EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionNoncash EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Noncash Employer us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Investment, Identifier [Axis] hubg_EBPMinimumAgeOfParticipantToTakeInServiceDistribution EBP, Minimum Age of Participant to Take In Service Distribution Minimum age of participant required to take in service distribution in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). hubg_EBPNoteReceivableFromParticipantTerm EBP, Note Receivable from Participant, Term Period for term on note receivable from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). EBP, Accounting Policy [Table] hubg_EBPEmployerContributionsWaitingPeriod EBP, Employer Contributions, Waiting Period The required waiting period for employees to be eligible to receive employer contributions in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). EBP, Description of Plan [Table] hubg_EBPEmployerContributionsMatchingAmountMaximum EBP, Employer Contributions, Matching Amount, Maximum The maximum amount of employer matching contribution on eligible participant contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) in a given period. hubg_EBPMinimumAgeForVoluntaryCatchupContributions EBP, Minimum Age for Voluntary Catch-up Contributions The minimum age of participant to make voluntary catch-up contributions to employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). EBP 36-4007085 001 [Member] Represents EBP 36-4007085 001. Blackrock Institutional Trust [Member] Represents Blackrock Institutional Trust. Fidelity Investments [Member] Represents Fidelity Investments. Fidelity Management Trust Company [Member] Represents Fidelity Management Trust Company. Statement [Table] Great Gray Trust Company [Member] Represents Great Gray Trust Company. Schedule of Assets [Text Block] The entire disclosure for schedule of assets. Stable Value Fund [Member] Represents a stable value fund. EBP, Tax Status [Table] hubg_EBPTerminationOfPlanVestedPercentage EBP, Termination of Plan, Vested Percentage Vesting percentage in the event of the termination of an employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Pimco [Member] Represents Pimco. Hub Group [Member] Represents Hub Group. Fair Value Hierarchy and NAV [Domain] Goldman Sachs [Member] Represents Goldman Sachs. JP Morgan [Member] Represents JP Morgan. us-gaap-ebp_EmployeeBenefitPlanPlanNumber EBP, Plan Number Dimensional Fund Advisors [Member] Represents Dimensional Fund Advisors. Franklin [Member] Represents Franklin. American Funds [Member] Represents American Funds. Blackrock [Member] Represents Blackrock. Statement of Financial Position [Abstract] Net assets available for benefits EBP, Participant-Directed and Nonparticipant-Directed Status [Domain] us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate EBP, Participant Contribution, Automatic, Deferral Rate Investment Type [Axis] us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage EBP, Employer Contribution, Matching Percentage Mutual Fund [Member] us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares EBP, Investment, Number of Shares EBP, Schedule of Asset Held for Investment [Text Block] EBP, Use of Estimate [Policy Text Block] EBP, Subsequent Event [Text Block] us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount hubg_PolicyTable us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount EBP, Expense [Policy Text Block] us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration EBP, Investment, Issuer Name [Extensible Enumeration] dei_DocumentType Document Type EBP, Summary of Accounting Policy [Text Block] Document Information [Line Items] EBP, Investment [Policy Text Block] Document Information [Table] Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Entity Interactive Data Current Statement [Line Items] Fair Value Hierarchy and NAV [Axis] us-gaap-ebp_EmployeeBenefitPlanInvestmentSoldExcludingPlanInterestInMasterTrustSellingPrice EBP, Investment Sold, Excluding Plan Interest in Master Trust, Selling Price us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage EBP, Employer Contribution, Participant Compensation Matched, Percentage Investment, Issuer Name [Domain] us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustParticipationStatusExtensibleEnumeration EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Money Market Funds [Member] EBP, Related Party and Party-in-Interest Transactions [Text Block] EBP, Plan Termination [Text Block] us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit Total assets and net assets available for benefits Beginning of year End of year us-gaap-ebp_EmployeeBenefitPlanInvestmentAcquiredExcludingPlanInterestInMasterTrustCost EBP, Investment Acquired, Excluding Plan Interest in Master Trust, Cost EBP, Investment, Fair Value and NAV [Table Text Block] us-gaap_PolicyTextBlockAbstract Accounting Policies Employee EBP, Investment, Fair Value and NAV [Table] us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements Retirement Plan Tax Status [Domain] us-gaap_TableTextBlock Notes Tables Qualified Plan [Member]