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Accrued Other - Additional Information (Detail) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Discontinued Operations And Disposal Groups [Abstract]
Accrued chassis costs current included in accrued other	$ 40.8	$ 23.8
Percentage of total current liabilities included in accrued other	5.00%

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- Definition

Accrued chassis costs current included in accrued other.

+ References

No definition available.

+ Details

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Namespace Prefix:	hubg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- Definition

Percentage of current liabilities included in accrued other.

+ References

No definition available.

+ Details

Name:	hubg_PercentageOfCurrentLiabilitiesIncludedInAccruedOther
Namespace Prefix:	hubg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

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- References

No definition available.

+ Details

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