XML 78 R65.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Leases, User Charges and Commitments - Additional Information (Detail) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Lease and Rental Expense [Line Items] |  |  |
Rental expense | $ 9,800,000 | $ 8,300,000 | $ 8,000,000
Rail transportation charges | 77,600,000 | 73,700,000 | 74,300,000
Minimum commitments on rail owned chassis and containers | 0 |  |
Transportation Costs [Member] |  |  |
Lease and Rental Expense [Line Items] |  |  |
Rental expense | $ 6,000,000 | $ 3,600,000 | $ 11,900,000

X
- Definition Lease and rental expense. + References No definition available. + Details
Name: | hubg_LeaseAndRentalExpenseLineItems
Namespace Prefix: | hubg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rail transportation charges. + References No definition available. + Details
Name: | hubg_RailTransportationCharges
Namespace Prefix: | hubg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
Name: | us-gaap_LeaseAndRentalExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(19)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(17)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(25)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_MajorPropertyClassAxis=hubg_TransportationCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |