Offsetting Derivative Liabilities [Abstract]
Gross Amount Recognized
Derivative Liability, Fair Value, Gross Liability
Gross Amounts Not Offset Permitted Under Master Netting Agreements
Derivative Liability, Not Offset, Policy Election Deduction
Net Amount
Derivative Liability
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Retirement Plan Sponsor Location [Domain]
Retirement Plan Sponsor Location [Domain]
International
Foreign Plan [Member]
U.S.
Domestic Plan [Member]
Retirement Plan Type [Axis]
Retirement Plan Type [Axis]
Retirement Plan Type [Domain]
Retirement Plan Type [Domain]
Pensions
Pension Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected employer contributions
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year
Employer contributions
Defined Contribution Plan, Employer Discretionary Contribution Amount
Debt Instruments [Abstract]
Schedule of short-term debt and current portion of long-term debt
Schedule Of Short Term Debt And Current Portion Of Long Term Debt [Table Text Block]
A table or schedule providing information pertaining to borrowings under which repayment was required in less than twelve months (or normal operating cycle, if longer) after its issuance and includes the current portion of long-term debt.
Schedule of long-term debt
Schedule of Long-term Debt Instruments [Table Text Block]
Schedule of maturities of long-term debt
Schedule of Maturities of Long-term Debt [Table Text Block]
Debt Disclosure [Abstract]
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Convertible debt
Convertible Debt [Member]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Debt instrument, face amount
Debt Instrument, Face Amount
Accounting Policies [Abstract]
Revenue recognition
Revenue from Contract with Customer [Policy Text Block]
Other Current Assets & Other Current Liabilities [Abstract]
Other Current Assets & Other Current Liabilities [Abstract]
Other Current Assets & Other Current Liabilities
Other Current Assets [Text Block]
Revenue from Contract with Customer [Abstract]
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenue [Table Text Block]
Contract with Customer, Asset and Liability [Table Text Block]
Contract with Customer, Asset and Liability [Table Text Block]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]
Impact on primary financial statements
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
Derivative Instruments and Hedges, Assets [Abstract]
DERIVATIVE FINANCIAL INSTRUMENTS
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Business Combinations [Abstract]
Business Combination Transactions
Business Combination Disclosure [Text Block]
Inventory, Finished Goods and Work in Process, Gross [Abstract]
INVENTORIES
Inventory Disclosure [Text Block]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price
Stock Option Activity
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of options outstanding, beginning balance
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Number of options adjusted due to FMC technologies transaction
Share-based Compensation Arrangement by Share-based Payment Award, Options, Issued in Connection with Acquisitions
Share-based Compensation Arrangement by Share-based Payment Award, Options, Issued in Connection with Acquistions
Number of options granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Number of options exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Number of options cancelled
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Number of options outstanding, ending balance
Stock Option Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Options outstanding, weighted average exercise price per share, beginning balance (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Options adjusted due to FMC Technologies transaction, weighted average exercise price per share (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Issued in Connection with Acquisitions, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Issued in Connection with Acquisitions, Weighted Average Exercise Price
Options granted, weighted average exercise price per share (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Options exercised, weighted average exercise price per share (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Options cancelled, weighted average exercise price per share (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Options outstanding, weighted average exercise price per share, ending balance (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options outstanding, Weighted average remaining contractual term (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Options exercisable, number of options (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Options exercisable, weighted average exercise price per share (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Options exercisable, Weighted average remaining contractual term (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Derivative Liability, Fair Value of Collateral
Derivative Liability, Fair Value of Collateral
Derivative Asset, Fair Value of Collateral
Derivative Asset, Fair Value of Collateral
Gain on cash flow hedges
Gain on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring
Loss on cash flow hedges
Loss on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring
Cash flow hedges of forecasted transactions, net of tax, AOCI
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax
Cash flow hedge gain (loss) to be reclassified within twelve months
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months
Total derivative contracts, maturity year
Hedges maturity year
Last date by which all hedges currently on hand are scheduled to mature
Segment Reporting, Measurement Disclosures [Abstract]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Consolidation Items [Axis]
Consolidation Items [Axis]
Consolidation Items [Domain]
Consolidation Items [Domain]
Operating segments
Operating Segments [Member]
Intercompany eliminations
Intersegment Eliminations [Member]
Segment reconciling items
Segment Reconciling Items [Member]
Corporate
Corporate, Non-Segment [Member]
Segments [Axis]
Segments [Axis]
Segments
Segments [Domain]
Subsea
Subsea [Member]
Subsea [Member]
Onshore/Offshore
Onshore/Offshore [Member]
Onshore/Offshore [Member]
Surface Technologies
Surface Technologies [Member]
Surface technologies [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Revenues
Revenues
Total segment operating profit
Operating Income (Loss)
Corporate expense
Segment Reporting Corporate Expense
Segment Reporting Corporate Expense
Interest income
Investment Income, Interest
Interest expense
Interest Expense
Total corporate items
Segment Reporting Corporate Other Revenue and Expense
Includes (1) corporate expenses, (2) other revenue and other expense, net, and 3) net interest expense.
Defined Benefit Plan [Abstract]
Schedule of Defined Benefit Plans Disclosures [Table]
Schedule of Defined Benefit Plans Disclosures [Table]
Other Post-retirement Benefits
Other Postretirement Benefits Plan [Member]
Pension and Other Postretirement Benefit Plans Disclosure [Line Items]
Defined Benefit Plan Disclosure [Line Items]
Expected future benefit payment, next 12 months
Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months
Expected future benefit payment, year two
Defined Benefit Plan, Expected Future Benefit Payment, Year Two
Expected future benefit payment, year three
Defined Benefit Plan, Expected Future Benefit Payment, Year Three
Expected future benefit payment, year four
Defined Benefit Plan, Expected Future Benefit Payment, Year Four
Expected future benefit payment, year five
Defined Benefit Plan, Expected Future Benefit Payment, Year Five
Expected future benefit payment, thereafter
Defined Benefit Plan, Expected Future Benefit Payment, Five Fiscal Years Thereafter
Income Tax Disclosure [Abstract]
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Statutory income tax rate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Foreign earnings subject to different tax rates
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
Net change in unrecognized tax benefits
Effective Income Tax Rate Reconciliation, Unrecognized Tax Benefits, Percent
Effective Income Tax Rate Reconciliation, Unrecognized Tax Benefits, Percent
Adjustments on prior year taxes
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent
Change in valuation allowance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
Deferred tax asset/liability revaluation for tax rate change
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent
U.S. transition tax
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent
Impairments
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Percent
Non-deductible legal provision
Non-deductible legal provision
Non-deductible legal provision
Other
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
Effective income tax rate
Effective Income Tax Rate Reconciliation, Percent
Stockholders' Equity Note [Abstract]
Schedule of capital stock activity
Capital Stock Activity [Table Text Block]
Tabular disclosure of the changes in ordinary shares issued, ordinary shares held in employee trust, and treasury stock.
Schedule of accumulated other comprehensive loss
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Reclassification out of accumulated other comprehensive income
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
United States
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Outside United States
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income (loss) before income taxes
Income (Loss) from Continuing Operations Before Income Taxes Attributable to Parent
Amount of income (loss) from continuing operations before income taxes attributable to the parent. Also defined as revenue less expenses from ongoing operations before taxes, extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.
Discount rate
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Rate of compensation increase
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase
Expected rate of return on plan assets
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets
Fair Value Disclosures [Abstract]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Measurement Basis [Axis]
Measurement Basis [Axis]
Fair Value Measurement [Domain]
Fair Value Measurement [Domain]
Portion at Fair Value Measurement [Member]
Portion at Fair Value Measurement [Member]
Reported Value Measurement [Member]
Reported Value Measurement [Member]
Estimate of Fair Value Measurement [Member]
Estimate of Fair Value Measurement [Member]
Synthetic bonds due 2021
Synthetic Bonds 2021 [Member]
Synthetic Bonds 2021 [Member]
3.45% Senior Notes due 2022
SeniorNotes2022 [Member]
Senior Notes Due in 2022
5.00% Notes due 2020
Notes due 2020 5.00% [Member]
Notes due 2020 5.00%
3.40% Notes due 2022
Notes due 2022 3.40% [Member]
Notes due 2022 3.40%
3.15% Notes due 2023
Notes due 2023 3.15% (1) [Member]
Notes due 2023 3.15% (1)
3.15% Notes due 2023
Notes due 2023 3.15% (2) [Member]
Notes due 2023 3.15% (2)
4.00% Notes due 2027
Notes due 2027 4.00% [Member]
Notes due 2027 4.00%
4.00% Notes due 2032
Notes due 2032 4.00% [Member]
Notes due 2032 4.00%
3.75% Notes due 2033
Notes due 2033 3.75% [Member]
Notes due 2033 3.75%
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term Debt, Fair Value
Long-term Debt, Fair Value
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Goodwill and Intangible Assets Disclosure [Abstract]
GOODWILL AND INTANGIBLE ASSETS
Goodwill and Intangible Assets Disclosure [Text Block]
Unsecured debt
Unsecured Debt [Member]
Interest rate, stated percentage
Debt Instrument, Interest Rate, Stated Percentage
Fair Value Measurement Inputs and Valuation Techniques [Table]
Fair Value Measurement Inputs and Valuation Techniques [Table]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Maximum
Maximum [Member]
Minimum
Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Weighted Average Discount Rate, Percent
Weighted Average Discount Rate
Weighted Average Discount Rate
Market Multiple
Market Multiple
Market Multiple
Period of cash flow before terminal value
Period of cash flow before terminal value
Period of cash flow before terminal value
Dividends
Dividends
Dividends, common stock, cash
Dividends, Common Stock, Cash
Dividends, common stock, stock
Dividends, Common Stock, Stock
Payments for Repurchase of Common Stock
Payments for Repurchase of Common Stock
Stock repurchase program, authorized amount
Stock Repurchase Program, Authorized Amount
Treasury Stock, Shares, Acquired
Treasury Stock, Shares, Acquired
PENSION AND OTHER POST-RETIREMENT BENEFIT PLANS
Pension and Other Postretirement Benefits Disclosure [Text Block]
Segment Reporting [Abstract]
Capital expenditures
Payments to Acquire Property, Plant, and Equipment
Depreciation and amortization
Depreciation, Depletion and Amortization
Research and development expense
Research and Development Expense
Fair Value Measurement Inputs
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]
Schedule of goodwill
Schedule of Goodwill [Table Text Block]
Schedule of finite-lived intangible assets
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Term loan
Term Loan [Member]
Term Loan [Member]
Property, Plant and Equipment [Abstract]
Schedule of property, plant and equipment
Property, Plant and Equipment [Table Text Block]
BUSINESS SEGMENTS
Segment Reporting Disclosure [Text Block]
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]
SCHEDULE OF VALUATION AND QUALIFYING ACCOUNTS
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Revenue, Initial Application Period Cumulative Effect Transition [Table]
Revenue, Initial Application Period Cumulative Effect Transition [Table]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Domain]
Timing of Transfer of Good or Service [Domain]
Transferred over Time [Member]
Transferred over Time [Member]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Retained Earnings
Retained Earnings [Member]
Initial Application Period Cumulative Effect Transition [Axis]
Initial Application Period Cumulative Effect Transition [Axis]
Initial Application Period Cumulative Effect Transition [Domain]
Initial Application Period Cumulative Effect Transition [Domain]
Adjustments for New Accounting Pronouncements [Axis]
Adjustments for New Accounting Pronouncements [Axis]
Type of Adoption [Domain]
Type of Adoption [Domain]
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification
Revenue, Performance Obligation, Warranty, Term
Revenue, Performance Obligation, Warranty, Term
Revenue, Performance Obligation, Warranty, Term
Revenue Recognized, Percent
Revenue Recognized, Percent
Revenue Recognized, Percent
Restructuring and Related Activities [Abstract]
IMPAIRMENT, RESTRUCTURING AND OTHER EXPENSE
Restructuring, Impairment, and Other Activities Disclosure [Text Block]
INCOME TAXES
Income Tax Disclosure [Text Block]
Schedule of assets and liabilities measured at fair value on a recurring basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of changes in fair value of level 3 mandatorily redeemable financial liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Schedule of fair value of debt
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]
Quarterly Financial Information Disclosure [Abstract]
Cost of sales
Cost of Sales
The aggregate total costs related to cost of product revenue and cost of service and other revenue included as income statement captions.
Net income (loss)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Net income (loss) attributable to TechnipFMC plc
Net Income (Loss) Attributable to Parent
Basic earnings (loss) per share (usd per share)
Earnings Per Share, Basic
Diluted earnings (loss) per share (usd per share)
Earnings Per Share, Diluted
Impairment, restructuring and other expenses
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Debt instrument, face amount, additional debt issued
Debt Instrument, Face Amount, Additional Debt Issued
Debt Instrument, Face Amount, Additional Debt Issued
Debt instrument, unamortized premium, percentage
Debt Instrument, Unamortized Premium, Percentage
Debt Instrument, Unamortized Premium, Percentage
Debt instrument, convertible, share reference price
Debt Instrument, Convertible, Share Reference Price
Debt Instrument, Convertible, Share Reference Price
Debt instrument, convertible, conversion premium, percentage
Debt Instrument, Convertible, Conversion Premium, Percentage
Debt Instrument, Convertible, Conversion Premium, Percentage
Debt instrument, convertible, conversion price
Debt Instrument, Convertible, Conversion Price
Debt instrument, convertible, conversion ratio
Debt Instrument, Convertible, Conversion Ratio
Debt instrument, face amount of individual bonds issued
Debt Instrument, Face Amount of Individual Bonds Issued
Debt Instrument, Face Amount of Individual Bonds Issued
Related Party Transactions [Abstract]
Schedule of Related Party Transactions, by Related Party [Table]
Schedule of Related Party Transactions, by Related Party [Table]
Related Party Transaction [Axis]
Related Party Transaction [Axis]
Related Party Transaction [Domain]
Related Party Transaction [Domain]
TP JGC Coral France SNC
TP JGC Coral France SNC [Member]
TP JGC Coral France SNC [Member]
Technip Odebrecht PLSV CV
Technip Odebrecht PLSV CV [Member]
Technip Odebrecht PLSV CV [Member]
Anadarko
Anadarko [Member]
Anadarko [Member]
Dofcon Navegacao Ltda
Dofcon Navegacao [Member]
Dofcon Navegacao [Member]
Chiyoda
Chiyoda [Member]
Chiyoda [Member]
JGC Corporation
JGC Corporation [Member]
JGC Corporation [Member]
IFP Energies nouvelles
IFP Energies nouvelles [Member]
IFP Energies nouvelles [Member]
Creoware OY
Creoware OY [Member]
Creoware OY [Member]
Arkema S.A.
Arkema S.A. [Member]
Arkema S.A. [Member]
Magma Global Limited
Magma Global Limited [Member]
Magma Global Limited [Member]
Heerema
Heerema [Member]
Heerema [Member]
Yamgaz
Yamgaz [Member]
Yamgaz [Member]
Others
Others [Member]
Others [Member]
Related Party [Axis]
Related Party [Axis]
Related Party [Domain]
Related Party [Domain]
Equity Method Investee
Equity Method Investee [Member]
Board of Directors Chairman
Board of Directors Chairman [Member]
Other Affiliates
Other Affiliates [Member]
Related Party Transaction [Line Items]
Related Party Transaction [Line Items]
Trade receivables
Accounts Receivable, Related Parties
Trade payables
Accounts Payable, Related Parties
Note receivables
Notes Receivable, Related Parties
Revenue
Revenue from Related Parties
Expenses
Related Party Transaction, Expenses from Transactions with Related Party
Equity Method Investments and Joint Ventures [Abstract]
EQUITY METHOD INVESTMENTS
Equity Method Investments and Joint Ventures Disclosure [Text Block]
Fair Value Measurements [Table]
Fair Value Measurements [Table]
Fair Value Measurements [Table]
Retirement Plan Tax Status [Axis]
Retirement Plan Tax Status [Axis]
Retirement Plan Tax Status [Domain]
Retirement Plan Tax Status [Domain]
Nonqualified Plan [Member]
Nonqualified Plan [Member]
Derivative Instrument [Axis]
Derivative Instrument [Axis]
Derivative Contract [Domain]
Derivative Contract [Domain]
Call option
Call Option [Member]
Foreign exchange contract
Foreign Exchange Contract [Member]
Embedded derivative financial instruments
Embedded Derivative Financial Instruments [Member]
Liability Class [Axis]
Liability Class [Axis]
Fair Value by Liability Class [Domain]
Fair Value by Liability Class [Domain]
Synthetic bonds - embedded derivatives
Mandatorily Redeemable Financial Liability [Member]
Mandatorily Redeemable Financial Liability [Member]
Measurement Frequency [Axis]
Measurement Frequency [Axis]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurement Frequency [Domain]
Fair value, measurements, recurring
Fair Value, Measurements, Recurring [Member]
Fair Value Hierarchy and NAV [Axis]
Fair Value Hierarchy and NAV [Axis]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy and NAV [Domain]
Level 1
Fair Value, Inputs, Level 1 [Member]
Level 2
Fair Value, Inputs, Level 2 [Member]
Level 3
Fair Value, Inputs, Level 3 [Member]
Equity Securities, FV-NI
Equity Securities, FV-NI
Money market fund
Money Market Funds, at Carrying Value
Stable value fund
Stable Value Fund
Stable Value Fund
Derivative asset
Derivative Asset
Liabilities
Assets Held-for-sale, Long Lived, Fair Value Disclosure
Investments, Fair Value Disclosure
Investments, Fair Value Disclosure
Synthetic bonds - embedded derivatives
Financial Instruments Subject to Mandatory Redemption, Dividends Owed to Noncontrolling Interest
Financial Instruments Subject to Mandatory Redemption, Dividends Owed to Noncontrolling Interest
Derivative liability
Liabilities Held For Sale, Current
Liabilities Held For Sale, Current
Liabilities Held For Sale, Current
Financial Liabilities Fair Value Disclosure
Financial Liabilities Fair Value Disclosure
Award Type [Axis]
Award Type [Axis]
Equity Award [Domain]
Equity Award [Domain]
Stock options
Employee Stock Option [Member]
Expected volatility (b)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Risk-free interest rate (c)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Expected dividend yield
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Expected term in years (e)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Defined Benefit Plan, Plan Assets, Category [Axis]
Defined Benefit Plan, Plan Assets, Category [Axis]
Defined Benefit Plan, Plan Assets, Category [Domain]
Defined Benefit Plan, Plan Assets, Category [Domain]
Defined benefit plan, equity securities, common stock
Defined Benefit Plan, Equity Securities, Common Stock [Member]
Asset held in trust
Asset Held in Trust [Member]
Plan Name [Axis]
Plan Name [Axis]
Plan Name [Domain]
Plan Name [Domain]
Non-Qualified Plan
Non-Qualified Plan Deferred Compensation [Member]
Non-Qualified Plan Deferred Compensation [Member]
Deferred compensation, non-current
Deferred Compensation Liability, Classified, Noncurrent
Deferred compensation plan assets
Deferred Compensation Plan Assets
Employer matching contributions
Defined Contribution Plan, Employer Matching Contribution, Amount
Defined Contribution Plan, Employer Matching Contribution, Amount
Commitments and Contingencies Disclosure [Abstract]
Operating leases, rent expense
Operating Leases, Rent Expense, Net
Schedule of Guarantor Obligations [Table]
Schedule of Guarantor Obligations [Table]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Domain]
Guarantor Obligations, Nature [Domain]
Indirect guarantee of indebtedness
Indirect Guarantee of Indebtedness [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations [Line Items]
Guarantor Obligations, Term
Guarantor Obligations, Term
Estimated Litigation Liability
Estimated Litigation Liability
Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]
Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
FMCTI Merger
FMCTI Merger [Member]
FMCTI Merger [Member]
FMC Technologies
FMC Technologies [Member]
FMC Technologies [Member]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Technology-Based Intangible Assets
Technology-Based Intangible Assets [Member]
Order or Production Backlog
Order or Production Backlog [Member]
Customer relationships
Customer Relationships [Member]
Trade Names
Trade Names [Member]
Computer Software, Intangible Asset
Computer Software, Intangible Asset [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-Lived Intangible Assets [Line Items]
Total identifiable intangible assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Estimated Useful Lives
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Raw materials
Inventory, Raw Materials, Gross
Work in process
Inventory, Work in Process, Gross
Finished goods
Inventory, Finished Goods, Gross
Inventory, gross
Inventory, Gross
Schedule of Other Current Assets
Schedule of Other Current Assets [Table Text Block]
Other Current Liabilities
Other Current Liabilities [Table Text Block]
Share-based Compensation [Abstract]
Restricted Stock Units (RSUs)
Restricted Stock Units (RSUs) [Member]
Performance Share Units
Performance Share Units [Member]
Performance Share Units [Member]
Shares [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Nonvested at beginning of period (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Vested (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Cancelled/forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Nonvested at period end (in shares)
Weighted-Average Grant Date Fair Value [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Granted, weighted-average grant date fair value, beginning of period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Granted, weighted-average grant date fair value (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Vested, weighted average grant date fair value (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Cancelled/forfeited, weighted-average grant date fair value (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Granted, weighted-average grant date fair value, period end ( in dollars per share)
FAIR VALUE MEASUREMENTS
Fair Value Disclosures [Text Block]
Statement of Financial Position [Abstract]
Assets
Assets [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Trade receivables, net of allowances of $119.6 in 2018 and $117.4 in 2017
Receivables, Net, Current
Contract assets
Contract with Customer, Asset, Net, Current
Inventories, net (Note 7)
Inventory, Net
Derivative financial instruments
Derivative Asset, Current
Income taxes receivable
Income Taxes Receivable, Current
Advances paid to suppliers
Advances on Inventory Purchases
Other current assets (Note 8)
Other Assets, Current
Total current assets
Assets, Current
Investments in equity affiliates (Note 9)
Equity Method Investments
Property, plant and equipment, net (Note 11)
Property, Plant and Equipment, Net
Goodwill (Note 12)
Goodwill
Intangible assets, net (Note 12)
Intangible Assets, Net (Excluding Goodwill)
Deferred income taxes (Note 19)
Deferred Income Tax Assets, Net
Derivative financial instruments (Note 21)
Derivative Asset, Noncurrent
Other assets
Other Assets, Noncurrent
Total assets
Assets
Liabilities and equity
Liabilities and Equity [Abstract]
Short-term debt and current portion of long-term debt (Note 13)
Long-term Debt, Current Maturities
Accounts payable, trade
Accounts Payable, Current
Contract liabilities
Contract with Customer, Liability, Current
Accrued payroll
Employee-related Liabilities, Current
Derivative financial instruments (Note 21)
Derivative Liability, Current
Income taxes payable
Accrued Income Taxes, Current
Other current liabilities (Note 8)
Other Liabilities, Current
Total current liabilities
Liabilities, Current
Long-term debt, less current portion (Note 13)
Long-term Debt, Excluding Current Maturities
Deferred income taxes (Note 19)
Deferred Income Tax Liabilities, Net
Accrued pension and other post-retirement benefits, less current portion (Note 20)
Liability, Defined Benefit Plan, Noncurrent
Derivative financial instruments (Note 21)
Derivative Liability, Noncurrent
Other liabilities
Other Liabilities, Noncurrent
Total liabilities
Liabilities
Commitments and contingent liabilities (Note 18)
Commitments and Contingencies
Redeemable noncontrolling interest
Redeemable Noncontrolling Interest, Equity, Carrying Amount
Stockholders’ equity (Note 15)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Ordinary shares, $1.00 par value; 618.3 shares and 525.0 shares authorized in 2018 and 2017, respectively; 450.5 shares and 465.1 shares issued and outstanding in 2018 and 2017, respectively; 14.8 and 2.1 shares canceled in 2018 and 2017, respectively
Common Stock, Value, Issued
Ordinary shares held in employee benefit trust, at cost; 0.1 and 0.1 shares in 2018 and 2017, respectively
Common Stock Held in Trust
Capital in excess of par value of ordinary shares
Additional Paid in Capital, Common Stock
Retained earnings
Retained Earnings (Accumulated Deficit)
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss), Net of Tax
Total TechnipFMC plc stockholders’ equity
Stockholders' Equity Attributable to Parent
Noncontrolling interests
Stockholders' Equity Attributable to Noncontrolling Interest
Total equity
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Total liabilities and equity
Liabilities and Equity
Schedule of notional amounts of outstanding derivative positions
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
Schedule of fair value of derivative instruments
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Schedule of location of fair value hedge gain (loss) recognized in income
Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]
Schedule of location of gains (losses) related to derivative instruments designated as cash flow hedges
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
Schedule of cash flow hedge
Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]
Schedule of location of gain (loss) recognized in income
Derivatives Not Designated as Hedging Instruments [Table Text Block]
Schedule of derivative assets, gross and net
Offsetting Assets [Table Text Block]
Schedule of derivative liabilities, gross and net
Offsetting Liabilities [Table Text Block]
Schedule of Restructuring and Related Costs [Table]
Schedule of Restructuring and Related Costs [Table]
Corporate and other
Corporate and Other [Member]
Restructuring and Impairment [Line Items]
Restructuring Cost and Reserve [Line Items]
Impairment expense
Asset Impairment Charges
Goodwill, Impairment
Goodwill, Impairment Loss
Other Asset Impairment Charges
Other Asset Impairment Charges
Charges
Restructuring Charges
Restructuring and impairment expense
Restructuring, Settlement and Impairment Provisions
Restructuring workforce reduction
Restructuring and Related Cost, Number of Positions Eliminated
Cash and cash equivalents
Cash and Cash Equivalents [Member]
U.S. companies
Equity Securities U.S. Companies [Member]
Equity Securities United States Companies [Member]
International companies
Equity Securities International Companies [Member]
Equity Securities, International Companies [Member]
Registered investment companies
Equity Securities Registered Investment Companies [Member]
Equity Securities Registered Investment Companies [Member]
Common/collective trusts
Equity Securities Common/Collective Trusts [Member]
Equity Securities Common/Collective Trusts [Member]
Insurance contracts
Insurance Contracts [Member]
Insurance Contracts [Member]
Hedge funds
Hedge Funds [Member]
Limited partnerships
limited partnership [Member]
limited partnership [Member]
Real estate and other investments
Real Estate [Member]
Total pension plan assets, percent
Defined Benefit Plan, Total Plan Assets
Defined Benefit Plan, Total Plan Assets
Total plan assets
Defined Benefit Plan, Plan Assets, Amount
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Cash
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents
Accounts receivable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Costs and estimated earnings in excess of billings on uncompleted contracts
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Billings on Uncompleted Contracts
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Billings on Uncompleted Contracts
Inventory
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Income taxes receivable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Income Taxes Receivable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Income Taxes Receivable
Other current assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Property, plant and equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Intangible assets
Other long-term assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Total identifiable assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets
Short-term and current portion of long-term debt
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt
Accounts payable, trade
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable
Billings in excess of costs and estimated earnings on uncompleted contracts
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue
Income taxes payable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Income Taxes Payable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Income Taxes Payable
Other current liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other
Long-term debt, less current portion
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt
Accrued pension and other post-retirement benefits, less current portion
Business Combination, Recognized Assets Acquired and Liabilities Assumed, Accrued Pension and Other Postretirement Benefits
Business Combination, Recognized Assets Acquired and Liabilities Assumed, Accrued Pension and Other Postretirement Benefits
Deferred income taxes
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities
Other long-term liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other
Total liabilities assumed
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities
Net identifiable assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net
Goodwill
Net assets acquired
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
RELATED PARTY TRANSACTIONS
Related Party Transactions Disclosure [Text Block]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]
SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]
Allowance for doubtful accounts
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
Valuation allowance for deferred tax assets
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]
Change in the Valuation and Qualifying Accounts [Abstract]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount
Charged to Costs and Expenses
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense
Charged to Other Accounts
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Other Account
Deductions and Adjustments
Valuation Allowances and Reserves, Deductions and Adjustments
Total of the deductions and adjustments in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability.
Balance at End of Period
SHARE-BASED COMPENSATION
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Income Statement Location [Axis]
Income Statement Location [Axis]
Income Statement Location [Domain]
Income Statement Location [Domain]
Other (expense), net
Other Nonoperating Income (Expense) [Member]
Hedging Relationship [Axis]
Hedging Relationship [Axis]
Hedging Relationship [Domain]
Hedging Relationship [Domain]
Fair value hedging
Fair Value Hedging [Member]
Cash flow hedging
Cash Flow Hedging [Member]
Hedging Designation [Axis]
Hedging Designation [Axis]
Hedging Designation [Domain]
Hedging Designation [Domain]
Derivatives designated as hedging instruments
Designated as Hedging Instrument [Member]
Derivatives not designated as hedging instruments
Not Designated as Hedging Instrument [Member]
Derivative Instrument Risk [Axis]
Derivative Contract Type
Derivatives, Fair Value, by Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Current – Derivative financial instruments
Current Derivative Financial Instruments [Member]
Value of derivative financial instruments classified as current on the statement of financial position.
Long-term – Derivative financial instruments
Long Term Derivative Financial Instruments [Member]
Value of derivative financial instruments classified as long-term on the statement of financial position.
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
Derivative assets
Derivative Asset, Fair Value, Gross Asset
Derivative liabilities
Gain (loss) on fair value hedges recognized in earnings
Gain (Loss) on Fair Value Hedges Recognized in Earnings
Gain (loss) recognized in OCI (effective portion)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax
Statement of Stockholders' Equity [Abstract]
Common Stock, Dividends, Per Share, Declared
Common Stock, Dividends, Per Share, Declared
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Foreign currency translation adjustments, tax (expense) benefit
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax
Net gains (losses) on hedging instruments, tax benefit
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax
Net pension and other post-retirement benefits, tax (expense) benefit
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax
Share-based compensation expense (1)
Allocated Share-based Compensation Expense
Income tax benefits related to share-based compensation expense
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense
Debt [Abstract]
Debt [Abstract]
Bank borrowings
Notes Payable to Bank, Current
Other
Other Long-term Debt, Current
Total short-term debt and current portion of long-term debt
Debt, Current
Exercise Price Range [Axis]
Exercise Price Range [Axis]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]
$24.00-$33.00
Exercise Price Range One [Member]
Exercise Price Range One [Member]
$45.00-$51.00
Exercise Price Range Two [Member]
Exercise Price Range Two [Member]
$55.00-$57.00
Exercise Price Range Three [Member]
Exercise Price Range Three [Member]
Options outstanding, exercise price range, lower range limit
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit
Options outstanding, exercise price range, upper range limit
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit
Options outstanding, number of options (in options)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options
Options outstanding, weighted average remaining (in years)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term
Options outstanding, weighted average exercise price (in dollars per option)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price
Options exercisable, number of options (in options)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options
Options exercisable, weighted average exercise price (in dollars per option)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price
Schedule of Equity Method Investments [Table]
Schedule of Equity Method Investments [Table]
Balance Sheet Location [Axis]
Cash
Cash [Member]
Advances to suppliers
Advances to Suppliers [Member]
Advances to Suppliers [Member]
Intangible assets
Finite-Lived Intangible Assets [Member]
Investment, Name [Axis]
Investment, Name [Axis]
Investment, Name [Domain]
Investment, Name [Domain]
Yamal
Yamal [Member]
Yamal [Member]
Schedule of Equity Method Investments [Line Items]
Schedule of Equity Method Investments [Line Items]
Ownership percentage
Equity Method Investment, Ownership Percentage
Current assets
Equity Method Investment, Summarized Financial Information, Current Assets
Noncurrent assets
Equity Method Investment, Summarized Financial Information, Noncurrent Assets
Current liabilities
Equity Method Investment, Summarized Financial Information, Current Liabilities
Noncurrent liabilities
Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities
Revenues
Equity Method Investment, Summarized Financial Information, Revenue
Gross profit
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)
Net income (loss)
Equity Method Investment, Summarized Financial Information, Net Income (Loss)
Fair Value, by Balance Sheet Grouping [Table]
Fair Value, by Balance Sheet Grouping [Table]
Noncontrolling Interest
Noncontrolling Interest [Member]
Island Offshore Subsea AS [Member]
Island Offshore Subsea AS [Member]
Island Offshore Subsea AS [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings
Sensitivity analysis of fair value, increase in liabilities, impact of 1 percent increase in discount rate
Sensitivity Analysis of Fair Value, Increase in Liabilities, Impact of 1 Percent Increase in Discount Rate
Sensitivity Analysis of Fair Value, Increase in Liabilities, Impact of 1 Percent Increase in Discount Rate
Credit-risk-related contingent features
Derivative, Credit Risk Related Contingent Features, Existence and Nature
Related Party Transactions Receivables and Payables, Net
Related Party Transactions Receivables and Payables, Net [Table Text Block]
Related Party Transactions Receivables and Payables, Net [Table Text Block]
Related Party Transactions Receivables
Related Party Transactions Receivables [Table Text Block]
Related Party Transactions Receivables [Table Text Block]
Related Party Transactions Payables
Related Party Transactions Payables [Table Text Block]
Related Party Transactions Payables [Table Text Block]
Related Party Transactions Revenue and Expenses, Details
Related Party Transactions Revenue and Expenses, Details [Table Text Block]
Related Party Transactions Revenue and Expenses, Details [Table Text Block]
Other Liabilities Disclosure [Abstract]
OTHER LIABILITIES
Other Liabilities Disclosure [Text Block]
Schedule of Financial Instruments Subject to Mandatory Redemption [Table]
Schedule of Financial Instruments Subject to Mandatory Redemption [Table]
Other Current Liabilities [Member]
Other Current Liabilities [Member]
Schedule of Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Axis]
Schedule of Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Axis]
Financial Instruments Subject to Mandatory Redemption, Financial Instrument [Domain]
Financial Instruments Subject to Mandatory Redemption, Financial Instrument [Domain]
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]
Asset Acquisition, Gain Recognized, Amount
Asset Acquisition, Gain Recognized, Amount
Asset Acquisition, Gain Recognized, Amount
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value
Inventory Disclosure [Abstract]
Inventory Valuation Reserves
Inventory Valuation Reserves
LIFO inventory amount
LIFO Inventory Amount
Replacement costs over stated LIFO value
Excess of Replacement or Current Costs over Stated LIFO Value
Effect of LIFO inventory liquidation on income
Effect of LIFO Inventory Liquidation on Income
Capital Stock Activity [Abstract]
Capital Stock Activity [Abstract]
Capital Stock Activity [Table]
Capital Stock Activity [Table]
Capital Stock Activity [Table]
Ordinary Shares Issued
Common Stock [Member]
Ordinary Shares Held in Employee Benefit Trust
Ordinary Shares Held In Employee Benefit Trust [Member]
Ordinary Shares Held In Employee Benefit Trust [Member]
Treasury Stock
Treasury Stock [Member]
Capital Stock Activity [Line Items]
Capital Stock Activity [Line Items]
[Line Items] for Capital Stock Activity [Table]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Ordinary shares, shares outstanding (in shares)
Common Stock, Shares, Outstanding
Stock Issued During Period, Shares, Acquisitions
Stock Issued During Period, Shares, Acquisitions
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Stock Repurchased and Retired During Period, Shares
Stock Repurchased and Retired During Period, Shares
Common Stock Dividends, Shares
Common Stock Dividends, Shares
Shares Acquired Pursuant to Liquidity Contract
Shares Acquired Pursuant to Liquidity Contract
Shares Acquired Pursuant to Liquidity Contract
Shares Sold Pursuant to Liquidity Contract
Shares Sold Pursuant to Liquidity Contract
Shares Sold Pursuant to Liquidity Contract
Treasury Stock, Shares, Retired
Treasury Stock, Shares, Retired
Stock Issued During Period, Shares, New Issues
Stock Issued During Period, Shares, New Issues
Legal Entity
Legal Entity [Axis]
Entity
Entity [Domain]
Technip
Technip [Member]
Technip [Member]
Shares subject to exchange (in shares)
FMC Technologies, Inc. exchange ratio
Business Combination Stock Exchange Ratio
Business Combination Stock Exchange Ratio
Shares of TechnipFMC issued (in shares)
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares
Value per share of Technip (usd per share)
Business Acquisition, Share Price
Total purchase consideration
Business Combination, Consideration Transferred
Euro to U.S. dollar exchange rate
Foreign Currency Exchange Rate, Translation
Current
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
United States
Current Federal Tax Expense (Benefit)
Outside United States
Current Foreign Tax Expense (Benefit)
Total current
Current Income Tax Expense (Benefit)
Deferred
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
United States
Deferred Federal Income Tax Expense (Benefit)
Outside United States
Deferred Foreign Income Tax Expense (Benefit)
Total deferred
Deferred Income Tax Expense (Benefit)
Provision for income taxes
Income Tax Expense (Benefit)
Award Date [Axis]
Award Date [Axis]
Award Date [Domain]
Award Date [Domain]
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Domain]
Class of Stock [Domain]
Vesting [Axis]
Vesting [Axis]
Vesting [Domain]
Vesting [Domain]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table]
Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table]
Acquired technology
Backlog
Licenses, patents and trademarks
Intellectual Property [Member]
Software
Other
Other Intangible Assets [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross carrying amount
Finite-Lived Intangible Assets, Gross
Intangible assets, accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Maturities of Long-term Debt [Abstract]
Total debt
Long-term Debt
Less than 1 year
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
1-3 years
Long-term Debt, Maturing in Years Two and Three
3-5 years
Long-term Debt, Maturing in Years Four and Five
After 5 years
Long-term Debt, Maturities, Repayments of Principal after Year Five
Schedule of compensation expense under stock based compensation plan
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]
Schedule of unrecognized compensation cost, nonvested awards
Schedule of Unrecognized Compensation Cost, Nonvested Awards [Table Text Block]
Summary of changes in nonvested stock awards
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used
Schedule of Share-based Payment Award, Performance-based Awards, Valuation Assumptions [Table Text Block]
Schedule of Share-based Payment Award, Performance-based Awards, Valuation Assumptions
Schedule of Nonvested Performance-based Units Activity [Table Text Block]
Schedule of Nonvested Performance-based Units Activity [Table Text Block]
Schedule of weighted average assumptions
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Summary of option transactions
Share-based Compensation, Stock Options, Activity [Table Text Block]
Summary of additional information concerning outstanding and exercisable options
Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]
TechnipFMC plc Incentive Award Plan
TechnipFMC plc Incentive Award Plan [Member]
TechnipFMC plc Incentive Award Plan [Member]
Share-based Compensation Arrangement by Performance Share Units, Vested in Period, Fair Value
Share-based Compensation Arrangement by Performance Share Units, Vested in Period, Fair Value
Share-based Compensation Arrangement by Performance Share Units, Vested in Period, Fair Value
Share-based Compensation Arrangement by Restricted Stock Units, Vested in Period, Fair Value
Share-based Compensation Arrangement by Restricted Stock Units, Vested in Period, Fair Value
Share-based Compensation Arrangement by Restricted Stock Units, Vested in Period, Fair Value
Common stock shares authorized for awards (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Vesting service
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period
Number of stock units outstanding to active and nonemployee directors (in units)
Number Of Stock Units Outstanding To Active And Retired Non Employee Directors
The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date for active and retired nonemployee directors.
Stock options outstanding, intrinsic value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Stock options exercisable, intrinsic value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Number of options exercised
Proceeds from stock options exercised
Proceeds from Stock Options Exercised
Stock option exercised during period, intrinsic value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Earnings Per Share [Abstract]
Reconciliation of basic and diluted EPS
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Statement of Cash Flows [Abstract]
Cash provided (required) by operating activities:
Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]
Net income (loss)
Adjustments to reconcile net income to cash provided (required) by operating activities
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation
Depreciation
Amortization
Amortization
Employee benefit plan and share-based compensation costs
Employee Benefits and Share-based Compensation
Deferred income tax provision (benefit), net
Unrealized loss (gain) on derivative instruments and foreign exchange
Unrealized Gain (Loss) on Derivatives
Impairments (Note 17)
Income from equity affiliates, net of dividends received
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions
Other
Other Operating Activities, Cash Flow Statement
Changes in operating assets and liabilities, net of effects of acquisitions
Increase (Decrease) in Operating Capital [Abstract]
Trade receivables, net and contract assets
Increase (Decrease) in Receivables
Inventories, net
Increase (Decrease) in Inventories
Accounts payable, trade
Increase (Decrease) in Accounts Payable
Contract liabilities
Increase (Decrease) in Contract with Customer, Liability
Income taxes payable (receivable), net
Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable
Other current assets and liabilities, net
Increase (Decrease) in Other Current Assets and Liabilities, Net
Other noncurrent assets and liabilities, net
Increase (Decrease) in Other Noncurrent Assets and Liabilities, Net
Cash provided (required) by operating activities
Net Cash Provided by (Used in) Operating Activities
Cash provided (required) by investing activities
Net Cash Provided by (Used in) Investing Activities [Abstract]
Capital expenditures
Cash acquired in merger of FMC Technologies, Inc. and Technip S.A. (Note 2)
Cash Acquired from Acquisition
Acquisitions, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Cash acquired upon consolidation of investee
Cash Acquired from Acquisition Two
Cash Acquired from Acquisition Two
Cash divested from deconsolidation
Cash Divested from Deconsolidation
Proceeds from sale of assets
Proceeds from Sale of Property, Plant, and Equipment
Other
Payments for (Proceeds from) Other Investing Activities
Cash provided (required) by investing activities
Net Cash Provided by (Used in) Investing Activities
Cash provided (required) by financing activities
Net Cash Provided by (Used in) Financing Activities [Abstract]
Net increase (decrease) in short-term debt
Proceeds from (Repayments of) Short-term Debt
Net increase in commercial paper
Proceeds from (Repayments of) Commercial Paper
Proceeds from issuance of long-term debt
Proceeds from Issuance of Long-term Debt
Repayments of long-term debt
Repayments of Long-term Debt
Purchase of ordinary shares
Dividends paid
Payments of Dividends
Payments related to taxes withheld on share-based compensation
Payments Related to Tax Withholding for Share-based Compensation
Settlements of mandatorily redeemable financial liability
Proceeds from (Repurchase of) Redeemable Financial Liability
Proceeds from (Repurchase of) Redeemable Financial Liability
Other
Proceeds from (Payments for) Other Financing Activities
Cash provided (required) by financing activities
Net Cash Provided by (Used in) Financing Activities
Effect of changes in foreign exchange rates on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents
Increase (decrease) in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and cash equivalents, beginning of year
Cash and cash equivalents, end of year
Supplemental disclosures of cash flow information
Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]
Cash paid for interest (net of interest capitalized)
Interest Paid, Excluding Capitalized Interest, Operating Activities
Cash paid for income taxes (net of refunds received)
Income Taxes Paid, Net
Income Tax [Table]
Income Tax [Table]
Income Tax [Table]
Unrecognized Tax Benefits [Axis]
Unrecognized Tax Benefits [Axis]
Unrecognized Tax Benefits [Axis]
Unrecognized Tax Benefits [Domain]
Unrecognized Tax Benefits [Domain]
[Domain] for Unrecognized Tax Benefits [Axis]
Accrued Interest and Penalties
Accrued Interest and Penalty [Member]
Accrued Interest and Penalty [Member]
Federal, State and Foreign Tax
Federal, State and Foreign Taxes [Member]
Federal, State and Foreign Taxes [Member]
Geographical [Axis]
Geographical [Axis]
Geographical [Domain]
Geographical [Domain]
Australia
BRAZIL
Saudi Arabia
SAUDI ARABIA
Mexico
MEXICO
France
FRANCE
Angola
UNITED KINGDOM
Finland
FINLAND
Norway
NORWAY
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Foreign tax authority
Foreign Tax Authority [Member]
Domestic tax authority
Domestic Tax Authority [Member]
Income Tax [Line Items]
Income Tax [Line Items]
[Line Items] for Income Tax [Table]
Unrecognized Tax Benefits
Unrecognized Tax Benefits
Decrease in Unrecognized Tax Benefits is Reasonably Possible
Decrease in Unrecognized Tax Benefits is Reasonably Possible
Foreign tax credit carryforwards
Deferred Tax Assets, Tax Credit Carryforwards, Foreign
Foreign tax credit carryforwards, expiration date
Tax Credit Carryforward, Expiration Date
Foreign earnings taxable as dividend
Foreign Earnings Taxable As Dividend
Foreign earnings taxable as dividends, including deemed dividends under US income tax law, during the year.
Net operating loss carryforwards, expiration date
Operating Loss Carryforwards, Expiration Date
Unrecognized tax benefits, increase from purchase accounting
Unrecognized Tax Benefits, Increase from Purchase Accounting
Unrecognized Tax Benefits, Increase from Purchase Accounting
Operating loss carryforwards
Operating Loss Carryforwards
Deferred tax liabilities
Deferred Tax Liabilities, Gross
Tax Cuts and Jobs Act of 2017, transition tax for accumulated foreign earnings, provisional income tax expense
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense
Effective income tax rate reconciliation, repatriation of foreign earnings, amount
Foreign Earnings Repatriated
Tax Cuts and Jobs Act of 2017, change in tax rate, deferred tax asset, provisional income tax expense
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense
Undistributed Earnings of Foreign Subsidiaries
Undistributed Earnings of Foreign Subsidiaries
Income tax holiday, aggregate dollar amount
Income Tax Holiday, Aggregate Dollar Amount
Income tax holiday, income tax benefits (in dollars per share)
Income Tax Holiday, Income Tax Benefits Per Share
Discount rate
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate
Rate of compensation increase
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase
Weighted average grant date fair value of restricted share units granted
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Net gains (losses) on hedging instruments
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract]
Net gains (losses) arising during the period
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax
Reclassification adjustment for net gains included in net income
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax
Net gains (losses) on hedging instruments
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax
Pension and other post-retirement benefits
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]
Net gains arising during the period
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax
Prior service cost arising during the period
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Tax
Reclassification adjustment for settlement losses included in net income
Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), after Tax
Reclassification adjustment for amortization of prior service cost included in net income
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax
Reclassification adjustment for amortization of net actuarial loss included in net income
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax
Net pension and other post-retirement benefits
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax
Other comprehensive income (loss), net of tax
Other Comprehensive Income (Loss), Net of Tax
Comprehensive income (loss)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Comprehensive (income) loss attributable to noncontrolling interest
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Comprehensive income (loss) attributable to TechnipFMC plc
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Schedule of funded status
Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]
Schedule of funded status recognized in the consolidated balance sheets
Schedule of Amounts Recognized in Balance Sheet [Table Text Block]
Schedule of pre-tax amounts in accumulated other comprehensive (income) loss
Schedule of Net Periodic Benefit Cost Not yet Recognized [Table Text Block]
Schedule of plans with underfunded or non-funded projected benefit obligation
Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]
Schedule of plans with underfunded or non-funded accumulated benefit obligation
Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]
Schedule of components of net periodic benefit cost (income)
Schedule of Net Benefit Costs [Table Text Block]
Schedule of changes in plan assets and benefit obligations recognized in other comprehensive income (loss)
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]
Schedule of estimated amounts expected to be amortized from the portion of each component of accumulated other comprehensive income (loss)
Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]
Schedule of weighted-average assumptions
Schedule of Assumptions Used [Table Text Block]
Schedule of pension plan assets
Schedule of Allocation of Plan Assets [Table Text Block]
Schedule of estimated future benefit payments
Schedule of Expected Benefit Payments [Table Text Block]
PROPERTY, PLANT AND EQUIPMENT
Property, Plant and Equipment Disclosure [Text Block]
Schedule of future minimum rental payments for operating leases
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Schedule of guarantor obligations
Schedule of Guarantor Obligations [Table Text Block]
Retirement Plan Funding Status [Axis]
Retirement Plan Funding Status [Axis]
Retirement Plan Funding Status [Domain]
Retirement Plan Funding Status [Domain]
Retirement Plan Name [Axis]
Retirement Plan Name [Axis]
Retirement Plan Name [Domain]
Retirement Plan Name [Domain]
Investment Objective [Axis]
Investment Objective [Axis]
Investment Objective [Domain]
Investment Objective [Domain]
Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year
Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year
Defined Benefit Plan, Expected Amortization of Prior Service Cost (Credit), Next Fiscal Year
Defined Benefit Plan, Expected Amortization of Prior Service Cost (Credit), Next Fiscal Year
Currency [Axis]
Currency [Axis]
All Currencies [Domain]
All Currencies [Domain]
U.S. dollar
United States of America, Dollars
Euro
Euro Member Countries, Euro
Commercial paper
Commercial Paper [Member]
Line of credit facility, maximum borrowing capacity
Line of Credit Facility, Maximum Borrowing Capacity
Weighted average interest rate
Long-term Debt, Weighted Average Interest Rate, at Point in Time
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
Goodwill [Line Items]
Goodwill [Line Items]
Reporting unit, percentage of fair value in excess of carrying amount
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount
Goodwill, Impairment Loss
Amortization
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization expense, next 12 months
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Amortization expense, year two
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Amortization expense, year three
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Amortization expense, year four
Finite-Lived Intangible Assets, Amortization Expense, Year Four
Amortization expense, year five
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Amortization expense, Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Accumulated benefit obligation
Defined Benefit Plan, Accumulated Benefit Obligation
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation, beginning balance
Defined Benefit Plan, Benefit Obligation
Service cost
Defined Benefit Plan, Service Cost
Interest cost
Defined Benefit Plan, Interest Cost
Actuarial (gain) loss
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)
Amendments
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment
Curtailments
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment
Settlements
Defined Benefit Plan, Benefit Obligation, Payment for Settlement
Foreign currency exchange rate changes
Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss)
Plan participants’ contributions
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant
Benefits paid
Defined Benefit Plan, Benefit Obligation, Benefits Paid
Acquisition/Business Combination/Divestiture
Defined Benefit Plan, Benefit Obligation, Business Combination
Other
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Other Change
Projected benefit obligation, ending balance
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets, beginning balance
Actual return on plan assets
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss)
Company contributions
Defined Benefit Plan, Plan Assets, Contributions by Employer
Foreign currency exchange rate changes
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss)
Settlements
Defined Benefit Plan, Plan Assets, Payment for Settlement
Plan participants’ contributions
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant
Benefits paid
Defined Benefit Plan, Plan Assets, Benefits Paid
Acquisition/Business Combination/Divestiture
Defined Benefit Plan, Plan Assets, Business Combination
Other
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Other Change
Amount of increase (decrease) in plan assets of defined benefit plan from change in fair value of assets classified as other.
Fair value of plan assets, ending balance
Funded status of the plans (liability) at December 31
Defined Benefit Plan, Funded (Unfunded) Status of Plan
Amounts recognized in balance sheet
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]
Current portion of accrued pension and other post-retirement benefits
Liability, Defined Benefit Plan, Current
Accrued pension and other post-retirement benefits, net of current portion
Funded status recognized in the consolidated balance sheets at December 31
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position
Pre-tax amounts recognized in accumulated other comprehensive (income) loss
Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income (Loss) [Abstract]
Unrecognized actuarial (gain) loss
Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax
Unrecognized prior service (credit) cost
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax
Accumulated other comprehensive (income) loss at December 31
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax
Plans with underfunded or non-funded projected benefit obligation
Defined Benefit Plan, Pension Plan with Project Benefit Obligation in Excess of Plan Assets [Abstract]
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation
Defined Benefit Plan, Plan with Projected Benefit Obligations in Excess of Plan Assets, Projected Benefit Obligation
Defined Benefit Plan, Plan with Projected Benefit Obligations in Excess of Plan Assets, Projected Benefit Obligation
Defined Benefit Plan, Plan with Projected Benefit Obligations in Excess of Plan Assets, Projected Benefit Obligation
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets
Disaggregation of Revenue [Table]
Disaggregation of Revenue [Table]
Europe, Russia, Central Asia [Member]
Europe, Russia, Central Asia [Member]
Europe, Russia, Central Asia [Member]
Americas [Member]
Americas [Member]
Asia Pacific [Member]
Asia Pacific [Member]
Africa [Member]
Africa [Member]
Middle East [Member]
Middle East [Member]
Product and Service [Axis]
Product and Service [Axis]
Product and Service [Domain]
Product and Service [Domain]
Service [Member]
Service [Member]
Product [Member]
Product [Member]
Disaggregation of Revenue [Line Items]
Disaggregation of Revenue [Line Items]
Product revenue
Revenue from Contract with Customer, Excluding Assessed Tax
Lease and other revenue
Lease and Other Revenue
Revenue generated from leases and other sources.
Total revenue
Schedule of Valuation and Qualifying Accounts
Schedule of Valuation and Qualifying Accounts [Table Text Block]
The entire table disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements.
Russia
RUSSIAN FEDERATION
Brazil
UNITED STATES
United States
ANGOLA
Malaysia
MALAYSIA
United Kingdom
AUSTRALIA
All Other Countries
All Other Countries member [Member]
All Other Countries [Member]
Property, Plant and Equipment, Net
Basis of presentation
Basis of Accounting, Policy [Policy Text Block]
Principles of consolidation
Consolidation, Policy [Policy Text Block]
Use of estimates
Use of Estimates, Policy [Policy Text Block]
Investments in the common stock of unconsolidated affiliates
Equity and Cost Method Investments, Policy [Policy Text Block]
Variable interest entity
Consolidation, Variable Interest Entity, Policy [Policy Text Block]
Business combinations
Business Combinations Policy [Policy Text Block]
Revenue recognition
Revenue Recognition, Policy [Policy Text Block]
Cash equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Trade receivables, net of allowances
Receivables, Policy [Policy Text Block]
Inventories
Inventory, Policy [Policy Text Block]
Property, plant and equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Impairment of property, plant, and equipment
Property, Plant and Equipment, Impairment [Policy Text Block]
Goodwill
Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block]
Intangible assets
Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block]
Debt instruments
Debt, Policy [Policy Text Block]
Fair value measurements
Fair Value Measurement, Policy [Policy Text Block]
Income taxes
Income Tax, Policy [Policy Text Block]
Stock-based employee compensation
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Ordinary shares held in employee benefit trust
Ordinary Shares Held In Employee Benefit Trust [Policy Text Block]
Disclosure of accounting policy for ordinary shares held in employee benefit trust.
Earnings per common share (“EPS”)
Earnings Per Share, Policy [Policy Text Block]
Foreign currency
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Derivative instruments
Derivatives, Policy [Policy Text Block]
DEBT
Debt Disclosure [Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Antidilutive Securities [Axis]
Antidilutive Securities [Axis]
Antidilutive Securities, Name [Domain]
Antidilutive Securities, Name [Domain]
Performance shares
Performance Shares [Member]
Convertible debt securities
Convertible Debt Securities [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Net Income (Loss) Attributable to Parent
After-tax interest expense related to dilutive shares
Interest Expense Related to Dilutive Shares, Net of Tax
Interest Expense Related to Dilutive Shares, Net of Tax
Net income (loss) attributable to TechnipFMC plc adjusted for dilutive effects
Net Income (Loss) Attributable to Parent, Diluted
Weighted average number of shares outstanding
Weighted Average Number of Shares Outstanding, Basic
Dilutive effect of share-based payment arrangements (in shares)
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Dilutive effect of convertible bonds (in shares)
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities
Total shares and dilutive securities (in shares)
Weighted Average Number of Shares Outstanding, Diluted
Basic earnings per share attributable to TechnipFMC plc (usd per share)
Diluted earnings per share attributable to TechnipFMC plc (usd per share)
Line of Credit Facility [Table]
Line of Credit Facility [Table]
Variable Rate [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Variable Rate [Domain]
LIBOR and EURIBOR rate
LIBOR and EURIBOR Loans [Member]
LIBOR and EURIBOR Loans [Member]
Base rate
Base Rate [Member]
Federal funds rate and overnight bank funding rate spread
Federal Funds Rate and Overnight Bank Funding Rate spread [Member]
Federal Funds Rate and Overnight Bank Funding Rate spread [Member]
London Interbank Offered Rate (LIBOR)
London Interbank Offered Rate (LIBOR) [Member]
Line of Credit
Line of Credit [Member]
Lender Name [Axis]
Lender Name [Axis]
Line of Credit Facility, Lender [Domain]
Line of Credit Facility, Lender [Domain]
JPMorgan Chase Bank
JPMorgan Chase Bank [Member]
JPMorgan Chase Bank [Member]
Credit Facility [Axis]
Credit Facility [Axis]
Credit Facility [Domain]
Credit Facility [Domain]
Revolving credit facility
Revolving Credit Facility [Member]
Letter of credit
Letter of Credit [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility [Line Items]
Line of credit facility, conditional increase in maximum borrowing
Conditional Increase In Maximum Borrowing Capacity Under Line Of Credit Facility
Conditional Increase In Maximum Borrowing Capacity Under Line Of Credit Facility
Debt instrument, basis spread on variable rate
Debt Instrument, Basis Spread on Variable Rate
Capitalization ratio
Ratio of Indebtedness to Net Capital
Revenue
Revenue from Contract with Customer [Text Block]
Equity Method Investments (Percentage Owned and Carrying Value) [Table Text Block]
Equity Method Investments (Percentage Owned and Carrying Value) [Table Text Block]
Equity Method Investments (Percentage Owned and Carrying Value) [Table Text Block]
Equity Method Investments (Income (Loss) From Equity Affiliates by Segment) [Table Text Block]
Equity Method Investments (Income (Loss) From Equity Affiliates by Segment) [Table Text Block]
Equity Method Investments (Income (Loss) From Equity Affiliates by Segment) [Table Text Block]
Equity Method Investments (Summarized Financial Information)
Equity Method Investments (Summarized Financial Information) [Table Text Block]
Equity Method Investments (Summarized Financial Information) [Table Text Block]
Accumulated Other Comprehensive Loss [Abstract]
Accumulated Other Comprehensive Loss [Abstract]
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Foreign Currency Translation
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Hedging
Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest [Member]
Defined Pension and Other Post-Retirement Benefits
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Accumulated Other Comprehensive Loss attributable to TechnipFMC plc
AOCI Including Portion Attributable to Noncontrolling Interest [Member]
Accumulated Other Comprehensive Loss attributable to Non-controlling interest
AOCI Attributable to Noncontrolling Interest [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance
Other comprehensive income (loss) before reclassifications, net of tax
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax
Reclassification adjustment for net (gains) losses included in net income, net of tax
Other comprehensive income (loss), net of tax
Ending balance
Components of Deferred Tax Assets and Liabilities [Abstract]
Components of Deferred Tax Assets and Liabilities [Abstract]
Deferred tax assets attributable to
Components of Deferred Tax Assets [Abstract]
Accrued expenses
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities
Capital Loss
Deferred Tax Assets, Capital Loss Carryforwards
Non-deductible interest
Deferred Tax Assets, Non Deductible Interest
Amount before allocation of valuation allowances of deferred tax asset attributable to non-deductible interest.
Net operating loss carryforwards
Deferred Tax Assets, Operating Loss Carryforwards
Inventories
Deferred Tax Assets, Inventory
Research and development credit
Deferred Tax Assets, Tax Credit Carryforwards, Research
Foreign exchange
Deferred Tax Assets, Unrealized Currency Losses
Provisions for pensions and other long-term employee benefits
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions
Contingencies related to contracts
Deferred Tax Assets, Contingencies
Deferred Tax Assets, Contingencies
Other contingencies
Deferred Tax Assets, Other Contingencies
Deferred Tax Assets, Other Contingencies
Fair value losses/gains
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross
Margin recognition on construction contracts
Deferred tax assets,Construction contracts
Deferred tax assets,Construction contracts
Other
Deferred Tax Assets, Other
Deferred tax assets
Deferred Tax Assets, Gross
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Deferred tax assets, net of valuation allowance
Deferred Tax Assets, Net of Valuation Allowance
Deferred tax liabilities attributable to
Components of Deferred Tax Liabilities [Abstract]
Revenue in excess of billings on contracts accounted for under the percentage of completion method
Deferred Tax Liabilities, Revenue In Excess Of Billings On Contracts Accounted For Under The Percentage Of Completion Method
Amount of deferred tax liability attributable to revenue in excess of billings on contracts accounted for under the percentage of completion method of accounting.
U.S. tax on foreign subsidiaries’ undistributed earnings not indefinitely reinvested
Deferred Tax Liabilities, Undistributed Foreign Earnings
Foreign exchange
Deferred Tax Liabilities, Unrealized Currency Transaction Gains
Property, plant and equipment, intangibles and other assets
Deferred Tax Liabilities, Property, Plant And Equipment, Goodwill And Other Assets
Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment, intangible assets including goodwill, and other assets.
Margin recognition on construction contracts
Deferred Tax Liabilities, Construction Contracts
Deferred Tax Liabilities, Construction Contracts
Deferred tax liabilities
Net deferred tax assets/(liabilities)
Deferred Tax Assets, Net
Bilateral credit facility expiring in May 2019, tranche one
Bilateral Credit Facility Expiring in May 2019 (1) [Member]
Bilateral Credit Facility Expiring in May 2019 (1) [Member]
Bilateral credit facility expiring in June 2019
Bilateral Credit Facility Expiring in June 2019 [Member]
Bilateral Credit Facility Expiring in June 2019 [Member]
Bilateral credit facility expiring in May 2021
Bilateral Credit Facility Expiring in May 2021 [Member]
Bilateral Credit Facility Expiring in May 2021 [Member]
Bilateral Credit Facility Expiring in May 2019 (2) [Member]
Bilateral Credit Facility Expiring in May 2019 (2) [Member]
Bilateral Credit Facility Expiring in May 2019 (2) [Member]
Bilateral credit facilities
Bilateral Credit Facility [Member]
Bilateral Credit Facility [Member]
Segments
Senior notes
Senior Notes [Member]
Bank borrowings
Notes Payable to Banks [Member]
Other
Other Long-term Debt [Member]
Other Long-term Debt [Member]
Long-term Debt, Gross
Long-term Debt, Gross
Unamortized issuing fees
Total debt
Less: current borrowings
Long-term debt
Income Statement [Abstract]
Statement [Table]
Statement [Table]
Statement [Line Items]
Statement [Line Items]
Revenue
Revenues [Abstract]
Revenue
Costs and expenses
Costs and Expenses [Abstract]
Cost of product revenue
Cost of Goods and Services Sold
Cost of lease and other revenue
Other Cost of Operating Revenue
Selling, general and administrative expense
Selling, General and Administrative Expense
Impairment, restructuring and other expense (Note 17)
Merger transaction and integration costs (Note 2)
Business Combination Acquisition and Integration Related Costs
Acquisition-related and integration costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; business integration costs; systems integration and conversion costs, and severance and other employee-related costs.
Total costs and expenses
Costs and Expenses
Other income (expense), net
Other Nonoperating Income (Expense)
Income from equity affiliates (Note 9)
Income (Loss) from Equity Method Investments
Provision for income taxes (Note 19)
Net income (loss)
Net (income) loss attributable to noncontrolling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Net income (loss) attributable to TechnipFMC plc
Earnings (loss) per share attributable to TechnipFMC plc (Note 6)
Weighted average shares outstanding (Note 6)
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Basic (in shares)
Diluted (in shares)
Receivables, allowances
Allowance for Doubtful Accounts Receivable, Current
Ordinary shares, par value (in dollars)
Common Stock, Par or Stated Value Per Share
Ordinary shares, shares authorized (in shares)
Common Stock, Shares Authorized
Common Stock, Value, Issued
Common Stock, Shares, Issued
Common Stock, Shares, Issued
Canceled shares (in shares)
Common Stock, Shares Cancelled
Common Stock, Shares Cancelled
Ordinary shares, held in employee benefit trust (in shares)
Common Stock, Shares Held in Employee Trust, Shares
Treasury stock, at cost (in shares)
Treasury Stock, Shares
Revenue Recognition and Deferred Revenue [Abstract]
Accounting Standards Update 2014-09 [Member]
Accounting Standards Update 2014-09 [Member]
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Document And Entity Information [Abstract]
Document and Entity Information [Abstract]
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Document Type
Document Type
Document Period End Date
Document Period End Date
Amendment Flag
Amendment Flag
Current Fiscal Year End Date
Current Fiscal Year End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Trading Symbol
Trading Symbol
Entity Filer Category
Entity Filer Category
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Current Reporting Status
Entity Current Reporting Status
Entity Voluntary Filers
Entity Voluntary Filers
Entity Small Business
Entity Small Business
Entity Emerging Growth Company
Entity Emerging Growth Company
Entity Shell Company
Entity Shell Company
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Entity Public Float
Entity Public Float
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2019
Operating Leases, Future Minimum Payments Due, Next Twelve Months
2020
Operating Leases, Future Minimum Payments, Due in Two Years
2021
Operating Leases, Future Minimum Payments, Due in Three Years
2022
Operating Leases, Future Minimum Payments, Due in Four Years
2023
Operating Leases, Future Minimum Payments, Due in Five Years
Thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Total
Operating Leases, Future Minimum Payments Due
Less income from subleases
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals
Net minimum operating lease payments
Operating Leases, Future Minimum Payments Due, Net of Future Sublease Rental Income
Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year, net of contractually required future rental payments receivable on noncancelable subleasing arrangements.
Financial guarantees
Financial Guarantee [Member]
Performance guarantees
Performance Guarantee [Member]
Guarantor obligations, maximum exposure, undiscounted
Guarantor Obligations, Maximum Exposure, Undiscounted
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Basis of Presentation and Significant Accounting Policies [Text Block]
Dofcon Brasil AS
Techdof Brasil AS [Member]
Techdof Brasil AS [Member]
Serimax Holdings SAS
Serimax Holdings SAS [Member]
Serimax Holdings SAS [Member]
Income from equity affiliates
Schedule of quarterly financial information
Quarterly Financial Information [Table Text Block]
Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Property, Plant and Equipment, Type
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type
Property, Plant and Equipment, Type [Domain]
Land and land improvements
Land and Land Improvements [Member]
Buildings
Building [Member]
Vessels
Vessel [Member]
Vessel [Member]
Machinery and equipment
Machinery and Equipment [Member]
Office fixtures and furniture
Furniture and Fixtures [Member]
Construction in process
Construction in Progress [Member]
Other
Other Capitalized Property Plant and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Abstract]
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment, gross
Property, Plant and Equipment, Gross
Accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property, plant and equipment, net
Depreciation expense
Schedule of domestic and foreign components of income before taxes
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Provision for income taxes
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Deferred tax assets and liabilities
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Unrecognized tax benefits and associated interest and penalties
Summary of Income Tax Contingencies [Table Text Block]
Reconciliation of effective tax rate
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
QUARTERLY INFORMATION (UNAUDITED)
Quarterly Financial Information [Text Block]
Derivative [Table]
Derivative [Table]
Foreign exchange forward
Foreign Exchange Forward [Member]
Australian dollar
Australia, Dollars
Malaysia, Ringgits
Malaysia, Ringgits
Brazilian real
Brazil, Brazil Real
British pound
United Kingdom, Pounds
Canadian dollar
Canada, Dollars
Norwegian krone
Norway, Krone
Singapore dollar
Singapore, Dollars
Japan, Yen
Japan, Yen
Position [Axis]
Position [Axis]
Position [Domain]
Position [Domain]
Notional amount bought
Long [Member]
Notional amount sold
Short [Member]
Derivative [Line Items]
Derivative [Line Items]
Derivative, notional amount
Derivative, Notional Amount
Dofcon Brasil AS
Dofcon Brasil AS [Member]
Dofcon Brasil AS [Member]
Contract with Customer, Asset, Net, Current, Increase (Decrease)
Contract with Customer, Asset, Net, Current, Increase (Decrease)
Contract with Customer, Asset, Net, Current, Increase (Decrease)
Contract with Customer, Asset, Net, Current, Increase (Decrease), Percent
Contract with Customer, Asset, Net, Current, Increase (Decrease), Percent
Contract with Customer, Asset, Net, Current, Increase (Decrease), Percent
Contract with Customer Liability, Current, Increase (Decrease)
Contract with Customer Liability, Current, Increase (Decrease)
Contract with Customer Liability, Current, Increase (Decrease)
Contract with Customer Liability, Current, Increase (Decrease), Percent
Contract with Customer Liability, Current, Increase (Decrease), Percent
Contract with Customer Liability, Current, Increase (Decrease), Percent
Contract assets (liabilities), Current, Net
Contract assets (liabilities), Current, Net
Contract assets (liabilities), Current, Net
Contract assets (liabilities), Current, Net, Increase (Decrease)
Contract assets (liabilities), Current, Net, Increase (Decrease)
Contract assets (liabilities), Current, Net, Increase (Decrease)
Costs in Excess of Billings (Billings in Excess of Cost), Current, Net, Increase (Decrease), Percent
Costs in Excess of Billings (Billings in Excess of Cost), Current, Net, Increase (Decrease), Percent
Contract assets (liabilities), Current, Net, Increase (Decrease), Percent
Contract with Customer, Asset, Increase (Decrease) for Contract Acquired in Business Combination
Contract with Customer, Asset, Increase (Decrease) for Contract Acquired in Business Combination
Deferred Revenue, Revenue Recognized
Deferred Revenue, Revenue Recognized
Contract with Customer, Performance Obligation Satisfied in Previous Period
Contract with Customer, Performance Obligation Satisfied in Previous Period
Series of Individually Immaterial Business Acquisitions [Member]
Series of Individually Immaterial Business Acquisitions [Member]
Technip Offshore Finland Oy [Member]
Technip Offshore Finland Oy [Member]
Technip Offshore Finland Oy [Member]
Percentage of business acquired
Business Acquisition, Percentage of Voting Interests Acquired
Merger transaction and integration costs
Revenues contributed
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Net income (loss) contributed
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual
Goodwill, Purchase Accounting Adjustments
Goodwill, Purchase Accounting Adjustments
Payments to Acquire Businesses, Gross
Payments to Acquire Businesses, Gross
Divestitures, Percentage of Voting Interest Sold
Divestitures, Percentage of Voting Interest Sold
Divestitures, Percentage of Voting Interest Sold
Gain (Loss) on Disposition of Stock in Subsidiary
Gain (Loss) on Disposition of Stock in Subsidiary
Business Combination, Consideration Transferred
Goodwill, Acquired During Period
Goodwill, Acquired During Period
2017 FMC Notes
SeniorNotes2017 [Member]
Senior Notes Due in 2017
Debt instrument, maximum aggregate principal amount
Debt Instrument, Maximum Aggregate Principal Amount
Debt Instrument, Maximum Aggregate Principal Amount
Debt instrument, redemption price, percentage
Debt Instrument, Redemption Price, Percentage
Income Tax Contingency [Table]
Income Tax Contingency [Table]
Income Tax Contingency [Line Items]
Income Tax Contingency [Line Items]
Unrecognized Tax Benefits [Roll Forward]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning balance
Reductions for tax positions related to prior years
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
Additions for tax positions related to current year
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Reductions for tax positions due to settlements
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities
Additions for tax positions related to purchase accounting
Unrecognized tax benefits, ending balance
Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table]
Derivative Instruments, Gain (Loss) [Table]
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Revenue
Sales [Member]
Cost of sales
Cost of Sales [Member]
Selling, general and administrative expense
Selling, General and Administrative Expenses [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified from accumulated OCI into incom
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Gain (loss) recognized in income (ineffective portion and amount excluded from effectiveness testing)
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net
Gain (loss) recognized in income on derivatives (instruments not designated as hedging instruments)
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net
Cost of Revenue
Cost of Revenue
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Amount
Revenue, Remaining Performance Obligation, Amount
Revenue, Remaining Performance Obligation, Percentage
Revenue, Remaining Performance Obligation, Percentage
Balance at beginning of period
Less: Settlements
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements
Balance at end of period
Revenue
Business Acquisition, Pro Forma Revenue
Net income attributable to TechnipFMC adjusted for dilutive effects
Business Acquisition, Pro Forma Net Income (Loss)
Diluted earnings per share (usd per share)
Business Acquisition, Pro Forma Earnings Per Share, Diluted
Ordinary Shares Held In Treasury And Employee Benefit Trust [Member]
Ordinary Shares Held In Treasury And Employee Benefit Trust [Member]
Ordinary Shares Held In Treasury And Employee Benefit Trust [Member]
Capital in Excess of Par Value of Ordinary Shares
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent [Member]
Adoption of accounting standards (Note 4)
Other comprehensive income (loss)
Issuance of ordinary shares due to the merger of FMC Technologies and Technip
Stock Issued During Period, Value, Acquisitions
Cancellation of treasury shares due to the merger of FMC Technologies and Technip
Treasury Stock, Retired, Cost Method, Amount
Cancellation treasury shares (Note 15)
Stock Repurchased and Retired During Period, Value
Issuance of ordinary shares
Stock Issued During Period, Value, New Issues
Treasury shares (Note 15)
Treasury Stock, Value, Acquired, Cost Method
Net sales of ordinary shares for employee benefit trust
Ordinary Shares Held in Trust, Value, Activity
Net equity impact of the cost of ordinary shares that were purchased or sold during the period related to ordinary shares transactions for shares held in employee benefit trust.
Dividends (Note 15)
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
Share-based compensation (Note 16)
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Other
Stockholders' Equity, Other
Schedule of Segment Reporting Information, by Segment [Table]
Reconciliation of Assets from Segment to Consolidated [Table]
Total Assets
FSTP Brasil Ltda
FSTP PTE Ltd (P51 & P52) [Member]
FSTP PTE Ltd (P51 & P52) [Member]
Other
Other Investment [Member]
Other Investment [Member]
Investments in equity affiliates
STOCKHOLDERS' EQUITY
Stockholders' Equity Note Disclosure [Text Block]
Reclassification Out of Other Comprehensive Income [Abstract]
Reclassification Out of Other Comprehensive Income [Abstract]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Hedging
Defined pension and other post-retirement benefits
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Costs of sales
Selling, general and administrative expense
Provision (benefit) for income taxes
Settlements and curtailments
Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), before Tax
Amortization of actuarial gain (loss)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax
Amortization of prior service credit (cost)
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax
Basis Of Presentation And Summary Of Significant Accounting Policies [Table]
Basis Of Presentation And Summary Of Significant Accounting Policies [Table]
Basis Of Presentation And Summary Of Significant Accounting Policies [Table]
Customer [Axis]
Customer [Axis]
Customer [Domain]
Customer [Domain]
Software and software development costs
Software and Software Development Costs [Member]
Internet website costs
Internet Website Costs [Member]
Internet Website Costs [Member]
Vessels
Vessels [Member]
Vessels [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Basis of presentation and summary of significant accounting policies [line items]
Property, plant and equipment, useful life
Property, Plant and Equipment, Useful Life
Intangible assets, useful life
Finite-Lived Intangible Asset, Useful Life
Segment revenue, segment operating profit and corporate items
Reconciliation Of Revenue And Operating Profit Loss From Segments To Consolidated [Table Text Block]
Reconciliation Of Revenue And Operating Profit Loss From Segments To Consolidated [Table Text Block]
Segment operating capital employed and segment assets
Reconciliation of Assets from Segment to Consolidated [Table Text Block]
Geographic segment information
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
Reconciliation of other significant reconciling items from segments to consolidated
Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Table Text Block]
Goodwill [Roll Forward]
Goodwill [Roll Forward]
Beginning balance
Additions due to business combinations
Impairment
Translation
Goodwill, Foreign Currency Translation Gain (Loss)
Ending balance
Schedule of acquisition-date fair value of the consideration transferred
Schedule of Business Acquisitions by Acquisition, Equity Interest Issued or Issuable [Table Text Block]
Schedule of assets acquired and liabilities assumed
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Schedule of final allocation of goodwill
Business Combination, Segment Allocation [Table Text Block]
Schedule of acquired identifiable intangible assets
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Schedule of pro forma impact of the merger
Business Acquisition, Pro Forma Information [Table Text Block]
COMMITMENTS AND CONTINGENT LIABILITIES
Commitments Contingencies and Guarantees [Text Block]
EARNINGS PER SHARE
Earnings Per Share [Text Block]
Value Added Tax Receivable, Current
Value Added Tax Receivable, Current
Prepaid Expense, Current
Prepaid Expense, Current
Sundry Receivables
Sundry Receivables
Sundry Receivables
Deferred Income Taxes and Other Tax Receivable, Current
Deferred Income Taxes and Other Tax Receivable, Current
Debt Securities, Held-to-maturity, Current
Debt Securities, Held-to-maturity, Current
Assets Held-for-sale, Long Lived, Fair Value Disclosure
Available-for-sale Securities, Current
Available-for-sale Securities, Current
Other Assets, Miscellaneous, Current
Other Assets, Miscellaneous, Current
Other Assets, Current
Estimated Litigation Liability, Current
Estimated Litigation Liability, Current
Product Warranty Accrual, Current
Product Warranty Accrual, Current
Accrual for Taxes Other than Income Taxes, Current
Accrual for Taxes Other than Income Taxes, Current
Provision for Loss on Contracts
Provision for Loss on Contracts
Redeemable Financial Liability
Redeemable Financial Liability
Redeemable Financial Liability
Social security liability current
Social security liability current
Social security liability, current
Deferred Compensation Liability, Current
Deferred Compensation Liability, Current
Accrued Employee Benefits, Current
Accrued Employee Benefits, Current
Other Sundry Liabilities, Current
Other Sundry Liabilities, Current
Other Liabilities, Current
Stock-based compensation expense not yet recognized (in millions)
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Weighted-average recognition period (in years)
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Offsetting Derivative Assets [Abstract]
Gross Amount Recognized
Gross Amounts Not Offset Permitted Under Master Netting Agreements
Derivative Asset, Not Offset, Policy Election Deduction
Net Amount
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
NEW ACCOUNTING STANDARDS
New Accounting Pronouncements, Policy [Policy Text Block]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
Service cost
Defined Benefit Plan, Expected Return (Loss) on Plan Assets
Defined Benefit Plan, Expected Return (Loss) on Plan Assets
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment
Defined Benefit Plan, Amortization of Gain (Loss)
Defined Benefit Plan, Amortization of Gain (Loss)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), before Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), before Tax
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Costs and Expenses
Interest Income (Expense), Nonoperating, Net
Interest Income (Expense), Nonoperating, Net
Net Income (Loss) Attributable to Noncontrolling Interest
Inventories, net
Derivative Asset, Current
Other Assets, Current
Assets, Current
Intangible Assets, Net (Excluding Goodwill)
Deferred Income Tax Assets, Net
Derivative Asset, Noncurrent
Long-term Debt, Current Maturities
Accounts Payable, Current
Employee-related Liabilities, Current
Derivative Liability, Current
Other Liabilities, Current
Liabilities, Current
Liability, Defined Benefit Plan, Noncurrent
Derivative Liability, Noncurrent
Deferred income taxes
Common Stock Held in Trust
Stockholders' Equity Attributable to Parent
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Liabilities and Equity
Schedule of components of inventories
Schedule of Inventory, Current [Table Text Block]