Legal Matters - Additional Information (Detail) $ in Millions	Aug. 05, 2015 USD ($) Plaintiff Employee
Robles Lawsuits [Member]
Loss Contingencies [Line Items]
Number of plaintiffs against Hub Group Trucking \| Plaintiff	63
Number of employees filed lawsuit \| Employee	5
Robles and Adame Lawsuits [Member] \| Accrued Other [Member]
Loss Contingencies [Line Items]
Claims settlement recorded in consolidated balance sheet \| $	$ 4.8

The total number of new claims filed pertaining to a loss contingency during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Name:	us-gaap_LossContingencyNewClaimsFiledNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration