根据第13和15(d)条提交的年度报告

退休金及其他退休后福利（退休金及VEBA计划资产的目标分配及实际资产分配）（详情）

v2.4.1.9
退休金及其他退休后福利（退休金及VEBA计划资产的目标分配及实际资产分配）（详情）
12个月结束
2014年12月31日
2013年12月31日
退休金福利〔成员〕    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 100.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		100.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 100.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
养老金福利[会员]b|股权证券[会员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 48.60%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		51.50%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 48.20%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
退休金福利[成员]|固定收益投资[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 29.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		26.70%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 28.40%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
退休金福利[成员]|对冲基金[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 6.20%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		6.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 6.10%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
养老金福利[成员]b|私募股权基金[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 3.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		3.20%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 5.50%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
养老金福利[成员]b|结构金融[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 6.90%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		6.70%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 5.90%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
养老金福利[成员]b|房地产[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 5.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		4.50%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 5.90%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
退休金福利[成员]|现金[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 0.70%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_CashMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		1.10%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_CashMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
固定收益计划，目标计划，资产配置 0.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_CashMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember 		 
Veba信托基金〔成员〕    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 100.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		100.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 100.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba信托[会员]|股权证券[会员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 8.60%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		10.40%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 8.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba信托[会员]|固定收益投资[会员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 79.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeInvestmentsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		66.60%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeInvestmentsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 80.10%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeInvestmentsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba Trust[会员]|对冲基金[会员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 4.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		9.80%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 4.20%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba信托基金[成员]b|私募股权基金[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 2.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		2.40%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 2.60%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba信托[会员]b|结构金融[会员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 2.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		5.40%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 2.10%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba信托[会员]|房地产[会员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 3.20%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		5.30%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 3.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		 
Veba信托[成员]|现金[成员]    
设定受益计划及其他退休后福利计划表    
加权平均资产配置 0.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_CashMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember 		0.10%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_CashMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember
固定收益计划，目标计划，资产配置 0.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_CashMember
/ clf_TrustforBenefitofEmployeesAxis
= us-gaap_TrustForBenefitOfEmployeesMember