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v2.4.1.9

ACQUISITIONS (Details) (USD $) | 12 Months Ended | 0 Months Ended | 3 Months Ended | 6 Months Ended | 0 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Jun. 15, 2012 | Jun. 30, 2013 | Dec. 31, 2012 | Apr. 30, 2014 | May 31, 2013 | Jan. 02, 2015
ACQUISITION |  |  |  |  |  |  |  |  |
Business acquisitions, net of cash acquired | $ 2,647,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | $ 4,146,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | $ 180,039,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired |  |  |  |  |  |
Fair value of acquired assets and liabilities |  |  |  |  |  |  |  |  |
Goodwill | 77,078,000 us-gaap_Goodwill | 76,448,000 us-gaap_Goodwill | 73,189,000 us-gaap_Goodwill |  |  | 73,189,000 us-gaap_Goodwill |  |  |
Emergency & Preventative Maintenance (FleetNet) |  |  |  |  |  |  |  |  |
Fair value of acquired assets and liabilities |  |  |  |  |  |  |  |  |
Goodwill | 630,000 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = arcb_EmergencyAndPreventativeMaintenanceMember |  |  |  |  |  |  |  |
Household Goods Moving Services (ABF Moving) |  |  |  |  |  |  |  |  |
Fair value of acquired assets and liabilities |  |  |  |  |  |  |  |  |
Goodwill | 5,352,000 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = arcb_HouseholdGoodsMovingServicesMember | 5,352,000 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = arcb_HouseholdGoodsMovingServicesMember | 3,660,000 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = arcb_HouseholdGoodsMovingServicesMember |  |  | 3,660,000 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = arcb_HouseholdGoodsMovingServicesMember |  |  |
Software |  |  |  |  |  |  |  |  |
Fair value of acquired assets and liabilities |  |  |  |  |  |  |  |  |
Amortization period | 7 years |  |  |  |  |  |  |  |
Term Loan |  |  |  |  |  |  |  |  |
ACQUISITION |  |  |  |  |  |  |  |  |
Debt incurred for funding the acquisition |  |  |  | 100,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_LongtermDebtTypeAxis = us-gaap_SecuredDebtMember |  |  |  |  |
Panther |  |  |  |  |  |  |  |  |
ACQUISITION |  |  |  |  |  |  |  |  |
Business acquisition, acquired percentage |  |  |  | 100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Business acquisitions, net of cash acquired |  |  |  | 180,000,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Fair value of acquired assets and liabilities |  |  |  |  |  |  |  |  |
Accounts receivable |  |  |  | 31,824,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Prepaid expenses |  |  |  | 5,205,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Deferred income taxes |  |  |  | 2,085,000 arcb_BusinessAcquisitionPurchasePriceAllocationDeferredTaxAssetsCurrent / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Property and equipment (excluding acquired software) |  |  |  | 5,678,000 arcb_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipmentExcludingSoftware / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Software |  |  |  | 31,600,000 arcb_BusinessAcquisitionPurchasePriceAllocationSoftware / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Intangible assets |  |  |  | 79,000,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Other assets |  |  |  | 3,866,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Total identifiable assets acquired |  |  |  | 159,258,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Accounts payable |  |  |  | 13,344,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Accrued expenses and other current liabilities |  |  |  | 7,436,000 arcb_BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesAccruedLiabilitiesAndOtherCurrentLiabilities / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Other liabilities |  |  |  | 228,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Deferred income taxes |  |  |  | 29,307,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Total liabilities |  |  |  | 50,315,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Net identifiable assets acquired |  |  |  | 108,943,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Goodwill |  |  |  | 71,096,000 us-gaap_Goodwill / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Cash paid, net of cash acquired |  |  |  | 180,039,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Accounts receivable, fair value |  |  |  | 31,800,000 us-gaap_BusinessCombinationAcquiredReceivablesFairValue / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Accounts receivable, gross contractual amount |  |  |  | 32,300,000 us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Accounts receivable, estimated uncollectible |  |  |  | 500,000 us-gaap_BusinessCombinationAcquiredReceivablesEstimatedUncollectible / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |
Revenue included in consolidated results of operations since the date of acquisition |  |  |  |  |  | 132,300,000 us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |
Operating income included in consolidated results of operations since the date of acquisition |  |  |  |  |  | 2,400,000 us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |
Acquisition related costs |  |  |  |  | 2,100,000 us-gaap_BusinessCombinationAcquisitionRelatedCosts / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |
Pro forma consolidated statement of operations |  |  |  |  |  |  |  |  |
Revenues |  |  | 2,171,075,000 us-gaap_BusinessAcquisitionsProFormaRevenue / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |  |
Loss before income taxes |  |  | (13,730,000)arcb_BusinessAcquisitionProFormaIncomeLossBeforeIncomeTaxes / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |  |
Net loss |  |  | (9,180,000)us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |  |
Diluted loss per share (in dollars per share) |  |  | $ (0.36)us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |  |
Reversal of deferred tax valuation allowances excluded from pro forma information |  |  | 3,300,000 arcb_ValuationAllowanceDeferredTaxAssetChangeInAmountExcludedFromProFormaInformation / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |  |
Reversal of deferred tax valuation allowances excluded from pro forma information (in dollars per share) |  |  | $ 0.13 arcb_ValuationAllowanceDeferredTaxAssetChangeInAmountPerShareExcludedFromProFormaInformation / us-gaap_BusinessAcquisitionAxis = arcb_PantherPremiumLogisticsMember |  |  |  |  |  |
Panther | Software |  |  |  |  |  |  |  |  |
Fair value of acquired assets and liabilities |  |  |  |  |  |  |  |  |
Amortization period | 7 years |  |  |  |  |  |  |  |
Acquired privately-owned businesses | Emergency & Preventative Maintenance (FleetNet) |  |  |  |  |  |  |  |  |
ACQUISITION |  |  |  |  |  |  |  |  |
Business acquisitions, net of cash acquired |  |  |  |  |  |  | 2,600,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired / us-gaap_BusinessAcquisitionAxis = arcb_AcquiredPrivatelyOwnedBusinessesMember / us-gaap_StatementBusinessSegmentsAxis = arcb_EmergencyAndPreventativeMaintenanceMember |  |
Acquired privately-owned businesses | Household Goods Moving Services (ABF Moving) |  |  |  |  |  |  |  |  |
ACQUISITION |  |  |  |  |  |  |  |  |
Business acquisitions, net of cash acquired |  |  |  |  |  |  |  | 4,100,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired / us-gaap_BusinessAcquisitionAxis = arcb_AcquiredPrivatelyOwnedBusinessesMember / us-gaap_StatementBusinessSegmentsAxis = arcb_HouseholdGoodsMovingServicesMember |
Smart Lines Transportation Group | Transportation Management (ABF Logistics) | Subsequent Event |  |  |  |  |  |  |  |  |
ACQUISITION |  |  |  |  |  |  |  |  |
Business acquisitions, net of cash acquired |  |  |  |  |  |  |  |  | $ 5,200,000 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired / us-gaap_BusinessAcquisitionAxis = arcb_SmartLinesTransportationGroupMember / us-gaap_StatementBusinessSegmentsAxis = arcb_TransportationManagementMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

X
- Definition The pro forma Income (Loss) before income taxes for the period as if the business combination or combinations had been completed at the beginning of a period. + References No definition available. + Details
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- Definition The amount of acquisition cost of a business combination allocated to accrued expenses and other current liabilities of the acquired entity. + References No definition available. + Details
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- Definition Gross amount of acquisition cost of a business combination allocated to current deferred tax assets. + References No definition available. + Details
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- Definition The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations, excluding software. + References No definition available. + Details
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- Definition The amount of acquisition cost of a business combination allocated to software to be used in ongoing operations. + References No definition available. + Details
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X
- Definition The amount of increase (decrease) in the valuation allowance for a specified deferred tax asset that is excluded from the pro forma information related to the business combination. + References No definition available. + Details
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- Definition The per share amount of increase (decrease) in the valuation allowance for a specified deferred tax asset that is excluded from the pro forma information related to the business combination. + References No definition available. + Details
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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the best estimate at the acquisition date of the contractual cash flows not expected to be collected, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the fair value of the receivables acquired, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the gross contractual amounts receivable, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460 + Details
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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition Amount of assets acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount of liabilities assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 + Details
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- Definition Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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- Definition Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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