根据第13或15(d)条提交的季度报告

衍生工具及套期保值活动(非指定为套期保值工具的衍生工具一览表)(详情)

v2.4.1.9
衍生工具及套期保值活动(未指定为套期保值工具的衍生工具一览表)(详情)(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
衍生工具利得(亏损)〔细目〕    
未指定为套期工具的衍生工具,收益(损失),净额 (15.6美元)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet 24.1美元us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
外汇合同【成员】b|其他营业外收入(费用)【成员】    
衍生工具利得(亏损)〔细目〕    
未指定为套期工具的衍生工具,收益(损失),净额 (5.9)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_OtherNonoperatingIncomeExpenseMember
[1] (0.9)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_OtherNonoperatingIncomeExpenseMember
[1]
商品合同[成员]|销售成本[成员]    
衍生工具利得(亏损)〔细目〕    
未指定为套期工具的衍生工具,收益(损失),净额 (3.6)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
0us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
客户供应协议[成员]b|产品收入[成员]    
衍生工具利得(亏损)〔细目〕    
未指定为套期工具的衍生工具,收益(损失),净额 10.1us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= clf_CustomerSupplyAgreementsMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SalesRevenueGoodsNetMember
27.7us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= clf_CustomerSupplyAgreementsMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SalesRevenueGoodsNetMember
临时定价安排[成员]b|产品收入[成员]    
衍生工具利得(亏损)〔细目〕    
未指定为套期工具的衍生工具,收益(损失),净额 (16.2美元)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= clf_ProvisionalPricingArrangementsMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SalesRevenueGoodsNetMember
(2.7美元)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
/ us-gaap_DerivativeInstrumentRiskAxis
= clf_ProvisionalPricingArrangementsMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SalesRevenueGoodsNetMember
[1] 2014年3月31日,外汇合约衍生品收益确认的利得(损失)位置为销售货物成本和营业费用。