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Legal Matters - Additional Information (Detail) (Robles and Barillas lawsuits [Member], Subsequent Event [Member])	0 Months Ended
	Apr. 20, 2015
Robles and Barillas lawsuits [Member] | Subsequent Event [Member]
Loss Contingencies [Line Items]
Percentage of California drivers who accepted settlement offers	92.00%hubg_LossContingencyPercentageOfClaimantsApprovingProposedSettlementOffer / us-gaap_LitigationCaseAxis = hubg_RoblesAndBarillasLawsuitsMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

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- Definition

Loss contingency percentage of claimants approving proposed settlement offer.

+ References

No definition available.

+ Details

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Namespace Prefix:	hubg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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- Details

Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration