XML 136 R120.htm IDEA: XBRL DOCUMENT
v3.19.2

Financial Instruments, Risk Management and Fair Value Measurements Financial Instrument, Risk Management and Fair Value Measurement, Narrative (Details) | Dec. 31, 2018 USD ($) MMBTU | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($)
--- | --- | --- | --- | ---
Segment Reporting Information [Line Items] |  |  |  |
Estimated fair value of debt | $ 2,715,200,000 | $ 3,250,600,000 |  |
Carrying amount of debt | 2,692,700,000 | 3,185,600,000 |  |
Foreign currency contracts | Designated as Cash Flow Hedges |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Derivative, notional amount | 1,331,600,000 |  |  |
Foreign currency contracts | Not Designated as Hedging Instruments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Derivative, notional amount | $ 1,075,200,000 |  |  |
Energy contracts | Designated as Cash Flow Hedges |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Aggregate notional volume of outstanding natrual gas (mmBTU) | MMBTU | 0 |  |  |
Foreign currency and energy contracts | Designated as Cash Flow Hedges |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Gain on derivative contracts | $ 10,200,000 |  |  |
Cash Flow Hedging |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Foreign currency forward contracts in AOCI | (11,200,000) | (5,200,000) | $ (7,100,000) | $ 6,200,000
Cash Flow Hedging | Designated as Cash Flow Hedges |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Foreign currency forward contracts in AOCI | (200,000) |  |  |
Cash Flow Hedging | Foreign currency contracts |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Foreign currency forward contracts in AOCI | (10,400,000) | (4,400,000) | (4,600,000) | 6,100,000
Cash Flow Hedging | Interest rate contracts | Designated as Cash Flow Hedges |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Derivative, notional amount | 200,000,000.0 |  |  |
Cash Flow Hedging | Energy contracts |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Foreign currency forward contracts in AOCI | $ 0 | $ 0 | $ (1,400,000) | $ 1,300,000

X
- Definition Aggregate amount of price risk derivatives designated as a cash flow hedge with notional amounts expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase. + References No definition available. + Details
Name: | fmc_NonmonetaryNotionalAmountofPriceRiskCashFlowHedge
Namespace Prefix: | fmc_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e637-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e681-108580 + Details
Name: | us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611 + Details
Name: | us-gaap_DebtInstrumentFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt. + References No definition available. + Details
Name: | us-gaap_DebtLongtermAndShorttermCombinedAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
Name: | us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_EnergyRelatedDerivativeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=fmc_ForeignCurrencyAndEnergyContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |