根据第13和15(d)条提交的年度报告

存货清单（存货清单）（详情）

v2.4.1.9
存货（存货清单）（详情）（美元）
除非另有说明，单位为百万
2014年12月31日
2013年12月31日
库存，网络[摘要]    
成品 207.9美元us-gaap_InventoryFinishedGoodsNetOfReserves 256.5美元us-gaap_InventoryFinishedGoodsNetOfReserves
肇过程 118.8us-gaap_InventoryWorkInProcessNetOfReserves 134.9us-gaap_InventoryWorkInProcessNetOfReserves
总库存 326.7us-gaap_InventoryNet 391.4us-gaap_InventoryNet
皇冠体育官网铁矿石[成员]    
库存，网络[摘要]    
成品 132.1us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_USIronOreMember 		92.1us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_USIronOreMember
肇过程 13.5us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_USIronOreMember 		13.0us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_USIronOreMember
总库存 145.6us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_USIronOreMember 		105.1us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_USIronOreMember
加拿大东部铁矿石[成员]    
库存，网络[摘要]    
成品 16.3us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_EasternCanadianIronOreMember 		65.3us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_EasternCanadianIronOreMember
肇过程 0us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_EasternCanadianIronOreMember 		48.1us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_EasternCanadianIronOreMember
总库存 16.3us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_EasternCanadianIronOreMember 		113.4us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_EasternCanadianIronOreMember
亚太铁矿石〔成员〕    
库存，网络[摘要]    
成品 26.4us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_AsiaPacificIronOreMember 		39.7us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_AsiaPacificIronOreMember
肇过程 88.1us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_AsiaPacificIronOreMember 		50.6us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_AsiaPacificIronOreMember
总库存 114.5us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_AsiaPacificIronOreMember 		90.3us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_AsiaPacificIronOreMember
北美煤炭〔成员〕    
库存，网络[摘要]    
成品 33.1us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_NorthAmericanCoalMember 		59.4us-gaap_InventoryFinishedGoodsNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_NorthAmericanCoalMember
肇过程 17.2us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_NorthAmericanCoalMember 		23.2us-gaap_InventoryWorkInProcessNetOfReserves
/ us-gaap_StatementBusinessSegmentsAxis
= clf_NorthAmericanCoalMember
总库存 50.3美元us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_NorthAmericanCoalMember 		82.6美元us-gaap_InventoryNet
/ us-gaap_StatementBusinessSegmentsAxis
= clf_NorthAmericanCoalMember