XML 103 R88.htm IDEA: XBRL DOCUMENT v2.4.1.9

Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2014 segments		Dec. 31, 2013 segments		Dec. 31, 2012 segments
Segment Reporting Information [Line Items]
Number of reportable segments		3us-gaap_NumberOfReportableSegments		3us-gaap_NumberOfReportableSegments		3us-gaap_NumberOfReportableSegments
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues		$ 19,108.8us-gaap_Revenues		$ 17,517.6us-gaap_Revenues		$ 15,667.5us-gaap_Revenues
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Total segment income		942.4an_SegmentIncomeLoss	[1]	848.1an_SegmentIncomeLoss	[1]	737.7an_SegmentIncomeLoss	[1]
Corporate and other		(174.9)an_CorporateAndOtherIncomeAndAdjustments		(161.2)an_CorporateAndOtherIncomeAndAdjustments		(137.9)an_CorporateAndOtherIncomeAndAdjustments
Other interest expense		(86.7)us-gaap_InterestExpenseDebt		(88.3)us-gaap_InterestExpenseDebt		(86.9)us-gaap_InterestExpenseDebt
Loss on debt extinguishment	(1.6)us-gaap_GainsLossesOnExtinguishmentOfDebt	(1.6)us-gaap_GainsLossesOnExtinguishmentOfDebt		0us-gaap_GainsLossesOnExtinguishmentOfDebt		0us-gaap_GainsLossesOnExtinguishmentOfDebt
Interest income		0.2us-gaap_InvestmentIncomeInterest		0.2us-gaap_InvestmentIncomeInterest		0.3us-gaap_InvestmentIncomeInterest
Other income, net		2.9us-gaap_OtherNonoperatingIncomeExpense		5.6us-gaap_OtherNonoperatingIncomeExpense		3.6us-gaap_OtherNonoperatingIncomeExpense
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES		682.3us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest		604.4us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest		516.8us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Floorplan Interest Expense [Abstract]
Floorplan interest expense		53.3an_FloorplanInterestExpense		53.4an_FloorplanInterestExpense		45.5an_FloorplanInterestExpense
Depreciation, Depletion and Amortization [Abstract]
Depreciation and amortization		106.9an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts		95.3an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts		87.3an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts
Assets [Abstract]
Assets	8,399.7us-gaap_Assets	8,399.7us-gaap_Assets		7,914.1us-gaap_Assets		7,203.0us-gaap_Assets
Segment Reporting, Other Significant Reconciling Item, Consolidated [Abstract]
Capital expenditures		197.8us-gaap_PropertyPlantAndEquipmentAdditions		207.2us-gaap_PropertyPlantAndEquipmentAdditions		183.6us-gaap_PropertyPlantAndEquipmentAdditions
AN Reportable Segment, Domestic [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues		6,359.5us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		5,835.3us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		5,131.6us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Total segment income		285.0an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember	[1]	246.6an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember	[1]	209.4an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember	[1]
Floorplan Interest Expense [Abstract]
Floorplan interest expense		24.4an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		23.7an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		20.2an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember
Depreciation, Depletion and Amortization [Abstract]
Depreciation and amortization		27.3an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		25.1an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		23.0an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember
Assets [Abstract]
Assets	2,187.3us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember	2,187.3us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		2,143.1us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		1,895.0us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember
Segment Reporting, Other Significant Reconciling Item, Consolidated [Abstract]
Capital expenditures		61.7us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		61.9us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember		69.5us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentDomesticMember
AN Reportable Segment, Import [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues		6,717.8us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		6,375.0us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		5,827.5us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Total segment income		291.3an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember	[1]	280.1an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember	[1]	257.9an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember	[1]
Floorplan Interest Expense [Abstract]
Floorplan interest expense		14.5an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		16.3an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		14.2an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember
Depreciation, Depletion and Amortization [Abstract]
Depreciation and amortization		31.0an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		28.1an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		25.0an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember
Assets [Abstract]
Assets	1,997.7us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember	1,997.7us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		2,030.4us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		1,787.4us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember
Segment Reporting, Other Significant Reconciling Item, Consolidated [Abstract]
Capital expenditures		47.0us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		76.1us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember		55.2us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentImportMember
AN Reportable Segment, Premium Luxury [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues		5,889.3us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		5,152.3us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		4,553.3us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract]
Total segment income		366.1an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember	[1]	321.4an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember	[1]	270.4an_SegmentIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember	[1]
Floorplan Interest Expense [Abstract]
Floorplan interest expense		13.1an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		12.6an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		10.7an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember
Depreciation, Depletion and Amortization [Abstract]
Depreciation and amortization		28.3an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		26.9an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		25.1an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember
Assets [Abstract]
Assets	2,051.0us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember	2,051.0us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		1,633.6us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		1,541.6us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember
Segment Reporting, Other Significant Reconciling Item, Consolidated [Abstract]
Capital expenditures		68.3us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		45.5us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember		33.1us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentPremiumLuxuryMember
AN Reportable Segments [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues		18,966.6us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentsMember		17,362.6us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentsMember		15,512.4us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = an_ANReportableSegmentsMember
Corporate and Other [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues		142.2us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		155.0us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		155.1us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
Floorplan Interest Expense [Abstract]
Floorplan interest expense		1.3an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		0.8an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		0.4an_FloorplanInterestExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
Depreciation, Depletion and Amortization [Abstract]
Depreciation and amortization		20.3an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		15.2an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		14.2an_DepreciationAndAmortizationExcludingDebtFinancingCostsAndDiscounts / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
Segment Reporting, Other Significant Reconciling Item, Consolidated [Abstract]
Capital expenditures		20.8us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		23.7us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		25.8us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
Goodwill [Member] | Corporate and Other [Member]
Assets [Abstract]
Assets	1,314.7us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_GoodwillMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember	1,314.7us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_GoodwillMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		1,259.6us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_GoodwillMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		1,237.4us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_GoodwillMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
Franchise rights [Member] | Corporate and Other [Member]
Assets [Abstract]
Assets	348.1us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_FranchiseRightsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember	348.1us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_FranchiseRightsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		329.3us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_FranchiseRightsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		285.7us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = us-gaap_FranchiseRightsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
Other Corporate and Other Assets [Member] | Corporate and Other [Member]
Assets [Abstract]
Assets	$ 500.9us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = an_OtherCorporateAndOtherAssetsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember	$ 500.9us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = an_OtherCorporateAndOtherAssetsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		$ 518.1us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = an_OtherCorporateAndOtherAssetsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember		$ 455.9us-gaap_Assets / us-gaap_BalanceSheetLocationAxis = an_OtherCorporateAndOtherAssetsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember
[1] Segment income represents income for each of our reportable segments and is defined as operating income less floorplan interest expense.

X

- Definition

Operating income related to other businesses, including collision centers, customer lead distribution business, and an auction operation, each of which generates revenues. Amount also includes unallocated corporate overhead expenses, floorplan interest expense on used floorplan facilities, and retrospective commissions.

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The aggregate expense recognized in the current period that reflects the allocation of the cost of tangible assets and intangible assets over the assets' useful lives. This concept does not include the amortization of debt financing costs and discounts.

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No definition available.

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- Definition

Interest expense incurred on vehicle floorplan payable trade and non-trade outstanding during the period.

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Represents operating income less floorplan interest expense for each of the reportable segments.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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