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Schedule of Finite-Lived Intangible Assets [Table Text Block] Total Liabilities and Shareholders’ Equity Liabilities and Equity Senior Notes Senior Notes [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Accounts Receivable Factoring AR Factoring [Table Text Block] AR Factoring [Table Text Block] Accumulated Other Comprehensive Income (Loss) Beginning balance Ending balance Accumulated Other Comprehensive Income (Loss), Net of Tax Income Taxes Income Tax Disclosure [Text Block] Senior Notes 8.75 Percent Due 2024 Senior Notes 8.75 Percent Due 2024 [Member] Senior Notes 8.75 Percent Due 2024 Entity Address, City or Town Entity Address, City or Town Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Geographical [Axis] Geographical [Axis] Accrued Salaries and Benefits Employee-related Liabilities, Current Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Acquisition of Intangible Assets Payments to Acquire Intangible Assets General and Administrative Expense General and Administrative Expense Segments [Domain] Segments [Domain] Other restructuring costs Other Restructuring Costs Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Products Product [Member] Number of actions filed (in lawsuits) Loss Contingency, Number of Lawsuits Filed Loss Contingency, Number of Lawsuits Filed Equity Component [Domain] Equity Component [Domain] Allowance for Uncollectible Accounts Accounts Receivable, Allowance for Credit Loss, Current Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Cash Flows From Financing Activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Property, Plant and Equipment, Net of Accumulated Depreciation of $284 at September 30, 2020 and $25 at December 31, 2019 Property, Plant and Equipment, Net Divestitures, assets Disposal Group, Including Discontinued Operation, Assets Borrowings (Repayments) of Debtor in Possession Credit Agreement, Net ProceedsFromDebtorInPossessionFinancingFacility ProceedsFromDebtorInPossessionFinancingFacility Selling, General and Administrative Selling, General and Administrative Expense Entity Tax Identification Number Entity Tax Identification Number Interest Expense, Net (Unrecognized Contractual Interest Expense was $133 million for three and nine months ended September 30, 2019) Interest Expense, Net (Unrecognized Contractual Interest Expense was $133 million for three and nine months ended September 30, 2019) Interest Income (Expense), Nonoperating, Net Amortization of intangible assets Amortization of Intangible Assets Net Income (Loss) Attributable to Weatherford Net Loss Attributable to Weatherford Net Income (Loss) Attributable to Parent Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, 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[Member] Joint Venture in Qatar [Member] Revenues Revenue from Contract with Customer [Text Block] Neff v. 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No documentation exists for this element. -- Noncontrolling Interests Noncontrolling Interest [Member] Debt Related Commitment Fees and Debt Issuance Costs Debt Related Commitment Fees and Debt Issuance Costs Document Period End Date Document Period End Date Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Retained Earnings Retained Earnings [Member] Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Measurement Basis [Axis] Measurement Basis [Axis] Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Abstract] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Net Cash Provided by (Used in) Investing Activities Net Cash Provided by (Used in) Investing Activities Net Loss Net Loss Net Income (Loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Schedule of Restructuring Reserve by Type of Cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Other short-term bank loans Notes Payable, Other Payables [Member] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Components of Inventory Schedule of Inventory, Current [Table Text Block] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Fair Value and Carrying Value of Long-term Debt [Table] Fair Value, by Balance Sheet Grouping [Table] Repayments of Short-term Debt, Net Proceeds from (Repayments of) Short-term Debt Borrowings and Other Obligations Short-term Debt [Text Block] Contract Assets Contract with Customer, Asset, after Allowance for Credit Loss Other Financing Activities Proceeds from (Payments for) Other Financing Activities Schedule of Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] Loss per Share Earnings Per Share [Text Block] Cover [Abstract] Cover [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Schedule of Restructuring Charges Restructuring and Related Costs [Table Text Block] Liabilities: Liabilities, Current [Abstract] Entity Shell Company Entity Shell Company Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Other Comprehensive Income Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Long-Lived Asset Impairments and Other Asset Impairment Charges [Text Block] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract]