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其他退休后福利（第3级不可观察输入）（详情）

v2.4.1.9
养老金和其他退休后福利养老金和其他退休后福利（不可观察输入，第3级）（详细信息）（美元）
除非另有说明，单位为百万
12个月结束
2014年12月31日
2013年12月31日
2012年12月31日
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 205.8美元us-gaap_DefinedBenefitPlanFairValueOfPlanAssets 188.6美元us-gaap_DefinedBenefitPlanFairValueOfPlanAssets 200.5美元us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
设定受益计划，仍持有计划资产的实际回报 15.9us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld 41.0us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld  
固定收益计划，当期出售计划资产的实际回报 1.5us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod (25.1)us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod  
固定收益计划，企业合并和收购，计划资产 6.8us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets 145.0us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets  
固定收益计划，资产剥离，计划资产 (7.0)us-gaap_DefinedBenefitPlanDivestituresPlanAssets (172.8)us-gaap_DefinedBenefitPlanDivestituresPlanAssets  
其他退休福利计划、设定受益计划〔成员〕      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 269.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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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      
设定受益计划，计划资产的公允价值 31.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_PrivateEquityFundsMember
设定受益计划，仍持有计划资产的实际回报 3.2us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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固定收益计划，当期出售计划资产的实际回报 3.0us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
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固定收益计划，企业合并和收购，计划资产 1.4us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
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固定收益计划，资产剥离，计划资产 (5.5)us-gaap_DefinedBenefitPlanDivestituresPlanAssets
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私募股权基金[成员]b|其他退休福利计划、设定受益计划[成员]      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 6.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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结构性融资〔委员〕      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 65.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_StructuredFinanceMember
设定受益计划，仍持有计划资产的实际回报 4.4us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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固定收益计划，当期出售计划资产的实际回报 0us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
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固定收益计划，企业合并和收购，计划资产 0us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
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固定收益计划，资产剥离，计划资产 0us-gaap_DefinedBenefitPlanDivestituresPlanAssets
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房地产〔成员〕      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 50.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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设定受益计划，仍持有计划资产的实际回报 5.2us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
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固定收益计划，当期出售计划资产的实际回报 0us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
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固定收益计划，企业合并和收购，计划资产 5.4us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
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固定收益计划，资产剥离，计划资产 (1.5)us-gaap_DefinedBenefitPlanDivestituresPlanAssets
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房地产[成员]b|其他退休福利计划、设定受益计划[成员]      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 8.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
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结构性信贷〔成员〕b|其他退休福利计划、设定受益计划〔成员〕      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 6.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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对冲基金〔成员〕      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 59.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember 		57.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_HedgeFundsMember 		85.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
设定受益计划，仍持有计划资产的实际回报 3.1us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember 		4.5us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember 		 
固定收益计划，当期出售计划资产的实际回报 (1.5)us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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固定收益计划，企业合并和收购，计划资产 0us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
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固定收益计划，资产剥离，计划资产 0us-gaap_DefinedBenefitPlanDivestituresPlanAssets
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对冲基金[成员]b|其他退休福利计划，固定收益计划[成员]      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 11.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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公允价值，投入，第3级[成员]|其他退休后福利计划，设定受益[成员]      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 32.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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设定受益计划，仍持有计划资产的实际回报 2.8us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
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固定收益计划，当期出售计划资产的实际回报 1.9us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
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固定收益计划，企业合并和收购，计划资产 0.1us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
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固定收益计划，资产剥离，计划资产 (29.6)us-gaap_DefinedBenefitPlanDivestituresPlanAssets
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公允价值，投入，第3级[成员]私募股权基金[成员]|其他退休福利计划，设定受益[成员]      
设定受益计划及其他退休后福利计划表      
设定受益计划，计划资产的公允价值 6.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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设定受益计划，仍持有计划资产的实际回报 １.0us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
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固定收益计划，当期出售计划资产的实际回报 0.4us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
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固定收益计划，企业合并和收购，计划资产 0.1us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
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