根据第13或15(d)条提交的季度报告

已终止业务处置组明细表，包括已终止业务、损益表、资产负债表和现金流量（详细信息）

v2.4.1.9
已终止业务处置组明细表，包括已终止业务、损益表、资产负债表和现金流量（详细信息）（美元）
除非另有说明，单位为百万
3个月结束
2015年3月31日
2014年3月31日
2014年12月31日
各处置集团损益表、资产负债表和其他披露，包括已终止业务[项目]      
终止经营损失，扣除税款 (928.5美元)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax (140.4美元)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax  
已停止经营的短期资产 197.2us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent   330.6us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
已停止经营的长期资产 0us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent   400.1us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
已终止业务的短期负债 265.0us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent   400.6us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
已终止业务的长期负债 125.2us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent   436.1us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
折旧、损耗和摊销 33.0us-gaap_DepreciationDepletionAndAmortization 141.1us-gaap_DepreciationDepletionAndAmortization  
购买财产、厂房和设备的付款 15.9us-gaap_PaymentsToAcquirePropertyPlantAndEquipment 103.3us-gaap_PaymentsToAcquirePropertyPlantAndEquipment  
资产减值费用，现金流量 76.6clf_AssetImpairmentChargesCashFlows 0clf_AssetImpairmentChargesCashFlows  
北美煤炭〔成员〕      
各处置集团损益表、资产负债表和其他披露，包括已终止业务[项目]      
终止经营损失，扣除税款 (75.7)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
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= clf_NorthAmericanCoalMember 		 
已停止经营的短期资产 188.6us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
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= clf_NorthAmericanCoalMember
已停止经营的长期资产 0us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
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= clf_NorthAmericanCoalMember
已终止业务的短期负债 197.7us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
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= clf_NorthAmericanCoalMember 		  81.3us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
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= clf_NorthAmericanCoalMember
已终止业务的长期负债 0us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
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= clf_NorthAmericanCoalMember 		  125.9us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
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= clf_NorthAmericanCoalMember
折旧、损耗和摊销 3.2us-gaap_DepreciationDepletionAndAmortization
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= clf_NorthAmericanCoalMember 		29.9us-gaap_DepreciationDepletionAndAmortization
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= clf_NorthAmericanCoalMember 		 
购买财产、厂房和设备的付款 2.5us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
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资产减值费用，现金流量 73.4clf_AssetImpairmentChargesCashFlows
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= clf_NorthAmericanCoalMember 		 
加拿大东部铁矿石[成员]      
各处置集团损益表、资产负债表和其他披露，包括已终止业务[项目]      
终止经营损失，扣除税款 (852.7)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		(91.2)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
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已停止经营的短期资产 8.6us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		  183.5us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember
已停止经营的长期资产 0us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		  256.0us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember
已终止业务的短期负债 67.3us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		  316.3us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
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已终止业务的长期负债 125.2us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		  304.6us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember
折旧、损耗和摊销 0us-gaap_DepreciationDepletionAndAmortization
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= clf_EasternCanadianIronOreMember 		41.2us-gaap_DepreciationDepletionAndAmortization
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= clf_EasternCanadianIronOreMember 		 
购买财产、厂房和设备的付款 0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		75.6us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		 
资产减值费用，现金流量 0clf_AssetImpairmentChargesCashFlows
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_EasternCanadianIronOreMember 		0clf_AssetImpairmentChargesCashFlows
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= clf_EasternCanadianIronOreMember 		 
加拿大其他行动[成员]      
各处置集团损益表、资产负债表和其他披露，包括已终止业务[项目]      
终止经营损失，扣除税款 (0.1)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
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= clf_OtherCanadianOperationsMember 		(2.9)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
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= clf_OtherCanadianOperationsMember 		 
已停止经营的短期资产 0us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_OtherCanadianOperationsMember 		  3.3us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
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= clf_OtherCanadianOperationsMember
已停止经营的长期资产 0us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
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= clf_OtherCanadianOperationsMember 		  13.7us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
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= clf_OtherCanadianOperationsMember
已终止业务的短期负债 0us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_OtherCanadianOperationsMember 		  3.0us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_OtherCanadianOperationsMember
已终止业务的长期负债 0us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
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= clf_OtherCanadianOperationsMember 		  5.6us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
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= clf_OtherCanadianOperationsMember
折旧、损耗和摊销 0us-gaap_DepreciationDepletionAndAmortization
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= clf_OtherCanadianOperationsMember 		 
购买财产、厂房和设备的付款 0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
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= clf_OtherCanadianOperationsMember 		 
资产减值费用，现金流量 0clf_AssetImpairmentChargesCashFlows
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加拿大实体[成员]      
各处置集团损益表、资产负债表和其他披露，包括已终止业务[项目]      
终止经营损失，扣除税款 (852.8)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
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= clf_CanadianEntitiesMember 		 
已停止经营的短期资产 8.6us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= clf_CanadianEntitiesMember 		  186.8us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
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= clf_CanadianEntitiesMember
已停止经营的长期资产 0us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
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已终止业务的短期负债 67.3us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
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= clf_CanadianEntitiesMember 		  319.3us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
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已终止业务的长期负债 125.2us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent
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折旧、损耗和摊销 0us-gaap_DepreciationDepletionAndAmortization
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购买财产、厂房和设备的付款 0us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
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资产减值费用，现金流量 0clf_AssetImpairmentChargesCashFlows
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已终止业务〔成员〕      
各处置集团损益表、资产负债表和其他披露，包括已终止业务[项目]      
折旧、损耗和摊销 3.2us-gaap_DepreciationDepletionAndAmortization
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购买财产、厂房和设备的付款 2.5us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
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资产减值费用，现金流量 73.4美元clf_AssetImpairmentChargesCashFlows
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