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Contribution expenses related to the defined contribution plans which cover certain employees Defined Contribution Plan, Cost Geographic Concentration Risk [Member] Geographic Concentration Risk [Member] SWITZERLAND SWITZERLAND Letters of credit outstanding, cash collateral Letters of Credit Outstanding, Cash Collateral Letters of Credit Outstanding, Cash Collateral Deferred Tax Asset, Interest Carryforward Deferred Tax Asset, Interest Carryforward Fair Value Measurement [Domain] Fair Value Measurement [Domain] Schedule II - Valuation and Qualifying Accounts and Allowances SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Machinery and Equipment, Gross Machinery and Equipment, Gross Deferred Tax Assets, Tax Credit Carryforwards Deferred Tax Assets, Tax Credit Carryforwards LC Credit Agreement Letters of Credit [Member] LC Credit Agreement Letters of Credit [Member] LC Credit Agreement Letters of Credit [Member] SEC Schedule, 12-09, Reserve, Inventory [Member] SEC Schedule, 12-09, Reserve, Inventory [Member] Number of shares authorized for grant under Incentive Plans Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Operating Lease, Payments Operating Lease, Payments Repayments of Short-term Debt, Net Borrowings (Repayments) of Short-term Debt, Net Proceeds from (Repayments of) Short-term Debt Reorganization Items Reorganization Items Debtor Reorganization Items, Impairment Loss Cancellation Of Debt Income Cancellation Of Debt Income Cancellation Of Debt Income Research and Development Expenditures Research and Development Expense, Policy [Policy Text Block] Receivables, Net, Current Receivables, Net, Current Receivables, Net, Current Asset Write-Downs and Other Charges Restructuring Costs and Asset Impairment Charges Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Accounts Receivable, Credit Loss Expense (Reversal) Accounts Receivable, Credit Loss Expense (Reversal) Entity Voluntary Filers Entity Voluntary Filers Income Tax Expense (Benefit) Related To Impairments Income Tax Expense (Benefit) Related To Impairments Income Tax Expense (Benefit) Related To Impairments Long-term debt Long-term Debt Unamortized Debt Issuance and Discount Expensed Debtor Reorganization Items, Write-off of Debt Issuance Costs and Debt Discounts Non-current liabilities excluding long-term debt Liabilities, Other than Long-term Debt, Noncurrent Cash Flows From Investing Activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Goodwill Impairment Goodwill, Impairment Loss Goodwill, Impairment Loss Well Construction and Completions Well Construction And Completion [Member] Well Construction [Member] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Entity Small Business Entity Small Business Lessee, Operating Lease, Liability, Payment, Due [Abstract] Lessee, Operating Lease, Liability, Payment, Due [Abstract] Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Total Liabilities and Shareholders’ Equity Liabilities and Equity Settlement Payments Due [Axis] Settlement Payments Due [Axis] Settlement Payments Due [Axis] Senior Notes 8.75 Percent Due 2024 Senior Notes 8.75 Percent Due 2024 [Member] Senior Notes 8.75 Percent Due 2024 Reorganization Items (Fees) Unpaid Debtor Reorganization Items, Fees, Unpaid Debtor Reorganization Items, Fees, Unpaid Goodwill, Period Increase (Decrease) Goodwill, Period Increase (Decrease) Lessee, Operating Lease, Liability, Payments, Due Year Five Lessee, Operating Lease, Liability, to be Paid, Year Five Scenario [Axis] Scenario [Axis] Service Service [Member] Liabilities Subject To Compromise Debtor Reorganization Items Liabilities Subject To Compromise [Table Text Block] Debtor Reorganization Items Liabilities Subject To Compromise [Table Text Block] Concentration Risk [Line Items] Concentration Risk [Line Items] LIABILITIES AND SHAREHOLDER'S EQUITY Liabilities and Equity [Abstract] Derivative [Line Items] Derivative [Line Items] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Debtor Reorganization Items, Discharge of Claims and Liabilities Debtor Reorganization Items, Discharge of Claims and Liabilities SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Income Tax Contingency [Table] Income Tax Contingency [Table] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Earnings per Share Earnings Per Share [Text Block] Disposition of assets Disposal Group, Including Discontinued Operation, Assets Repayments of Long-term Debt Repayment of Long-term Debt, Long-term Lease Obligation, and Capital Security Temporary Equity, Elimination as Part of Reorganization Temporary Equity, Elimination as Part of Reorganization Temporary Equity, Elimination as Part of Reorganization Entity Interactive Data Current Entity Interactive Data Current International plans Foreign Plan [Member] Thereafter Long-Term Debt, Maturity, after Year Five Deferred Tax Assets, State Taxes Deferred Tax Assets, State Taxes Finite-Lived Intangible Assets, Amortization Expense, Year Four Finite-Lived Intangible Asset, Expected Amortization, Year Four Borrowings on Debtor in Possession (“DIP”) Credit Agreement Borrowings from Debtor in Possession Credit Facility, net ProceedsFromDebtorInPossessionFinancingFacility ProceedsFromDebtorInPossessionFinancingFacility Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Professional Fees Debtor Reorganization Items, Legal and Advisory Professional Fees Minimum Minimum [Member] Summary of Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Unrecognized Tax Benefits, Increase (Decrease) Resulting from Foreign Currency Translation Unrecognized Tax Benefits, Increase (Decrease) Resulting from Foreign Currency Translation Unrecognized Tax Benefits, Increase (Decrease) Resulting from Foreign Currency Translation Other Assets and Liabilities, Net Increase (Decrease) in Other Operating Assets and Liabilities, Net Lessee, Operating Lease, Liability, Payments, Due Year Two Lessee, Operating Lease, Liability, to be Paid, Year Two Fair value of debt Long-term Line of Credit Impaired Assets to be Disposed of by Method Other than Sale, Asset Name [Domain] Impaired Assets to be Disposed of by Method Other than Sale, Asset Name [Domain] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Revenue Recognition, Multiple-deliverable Arrangements [Table] Revenue Recognition, Multiple-deliverable Arrangements [Table] Comprehensive Income Attributable to Noncontrolling Interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Class of Warrant or Right [Line Items] Class of Warrant or Right [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Unrecognized Tax Benefits Unrecognized Tax Benefits Reorganization Adjustments Reorganization Adjustments [Member] Reorganization Adjustments [Member] Income Tax Authority [Domain] Income Tax Authority [Domain] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Address, Country Entity Address, State or Province Rental and service equipment [Member] Rental and service equipment [Member] Rental and service equipment Leases Lessee, Finance Leases [Text Block] Share-based Compensation Expense excluding Fresh Start Acceleration Expense Share-based Compensation Expense excluding Fresh Start Acceleration Expense Share-based Compensation Expense excluding Fresh Start Acceleration Expense Restructuring Reserve Accrued balance at beginning of period Accrued balance at end of period Restructuring Reserve Restructuring Reserve, Translation and Other Adjustment Other Restructuring Reserve, Translation and Other Adjustment Minimum book value of pledged assets for covenants under LC credit agreement Minimum Book Value of Pledged Assets for Covenants under LC Credit Agreement Minimum Book Value of Pledged Assets for Covenants under LC Credit Agreement Liabilities: Liabilities, Current [Abstract] Receivable [Domain] Receivable [Domain] Class of Warrant or Right [Table] Class of Warrant or Right [Table] 2025 Long-Term Debt, Maturity, Year Four Revenue [Policy Text Block] Revenue [Policy Text Block] Accumulated Translation Adjustment [Member] Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Restructuring Plan [Domain] Restructuring Plan [Domain] Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Other Restructuring Other Restructuring [Member] Equipment Rentals Equipment Rentals [Member] Equipment Rentals Share-Based Compensation Share-based Payment Arrangement [Text Block] Senior Notes [Member] Senior Notes [Member] Deferred Consideration Payment Payments for Deferred Consideration Greater than One Year Payments for Deferred Consideration Greater than One Year Inventories, Net Inventory Disclosure [Text Block] Lessee, Leases [Policy Text Block] Lessee, Leases [Policy Text Block] Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Accounting Policies [Abstract] Accounting Policies [Abstract] Derivative Instrument [Axis] Derivative Instrument [Axis] Stock Issued During Period, Shares, New Issues Stock Issued During Period, Shares, New Issues Number of Reportable Segments Number of Reportable Segments Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] Non-Current Defined Benefit Plan Funded Status Of Plan Non-Current Defined Benefit Plan Funded Status Of Plan Non-Current Defined Benefit Plan Funded Status Of Plan Costs and Expenses: Cost of Revenue [Abstract] Letters of credit outstanding, amount Letters of Credit Outstanding, Amount Operating Lease, Liability Operating Lease, Liability Document Transition Report Document Transition Report Cash and cash equivalents and other Postconfirmation Cash And Cash Equivalents, Restricted Cash, And Cash Equivalents, Current Postconfirmation Cash And Cash Equivalents, Restricted Cash, And Cash Equivalents, Current Finance Lease, Weighted Average Discount Rate, Percent Finance Lease, Weighted Average Discount Rate, Percent Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Effective Income Tax Rate Reconciliation, Tax Contingency, Other, Amount Effective Income Tax Rate Reconciliation, Tax Contingency, Other, Amount Fresh-Start Adjustments [Table] Reorganization, Chapter 11 [Table] Sum of Total Debt Maturities Sum of Total Debt Maturities Sum of Total Debt Maturities Customer Concentration Risk [Member] Customer Concentration Risk [Member] Long-term Debt, Fiscal Year Maturity [Abstract] Long-term Debt, Fiscal Year Maturity [Abstract] Leases Lessee, Operating Leases [Text Block] Accumulated Other Comprehensive Loss Beginning balance Ending balance Accumulated Other Comprehensive Income (Loss), Net of Tax Fair value and carrying value of Long-term Debt Fair Value, by Balance Sheet Grouping [Table Text Block] Entity Emerging Growth Company Entity Emerging Growth Company Finance Lease, Right-of-Use Asset, Amortization Finance Lease, Right-of-Use Asset, Amortization Enterprise value Reorganization Value, Present Value of Discounted Cash Flows of Emerging Entity Backstop Commitment Fees Debtor Reorganization Items, Backstop Commitment Fees Debtor Reorganization Items, Backstop Commitment Fees Accounts Receivable, Allowance for Credit Loss, Current Accounts Receivable, Allowance for Credit Loss, Current Reorganization Items Total Reorganization Items Reorganization Items Inventory Charges Inventory Write-down Defined Benefit Plan, Funded (Unfunded) Status of Plan Defined Benefit Plan, Funded (Unfunded) Status of Plan Debt instrument, fronting fee, basis percentage Debt Instrument, Basis Spread on Variable Rate, Basis Percentage, Fronting Fee Debt Instrument, Basis Spread on Variable Rate, Basis Percentage, Fronting Fee Interest paid on early redemption of debt Interest paid on early redemption of debt Interest paid on early redemption of debt ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Receivables [Abstract] Receivables [Abstract] Revenue Recognition on Long Term Contracts [Abstract] Revenue Recognition on Long Term Contracts [Abstract] Revenue Recognition on Long Term Contracts [Abstract] Short [Member] Short [Member] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Settlement payments due 21 days from settlement [Domain] Settlement payments due 21 days from settlement [Domain] Settlement payments due 21 days from settlement [Domain] Legal Entity [Axis] Legal Entity [Axis] Auditor Name Auditor Name Cover [Abstract] Cover [Abstract] Goodwill [Line Items] Goodwill [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Total Costs and Expenses Operating Expenses Costs and Expenses Other comprehensive (loss) income before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Class of Stock [Axis] Class of Stock [Axis] Operating Loss Carryforwards Estimated To Expire Before Use Operating Loss Carryforwards Estimated To Expire Before Use Operating Loss Carryforwards Estimated To Expire Before Use Income Tax Expense (Benefit) Related To Fresh Start Accounting Adjustment Income Tax Expense (Benefit) Related To Fresh Start Accounting Adjustment Income Tax Expense (Benefit) Related To Fresh Start Accounting Adjustment Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Debt, Long-term and Short-term, Combined Amount Debt, Long-term and Short-term, Combined Amount Lessee, Operating Lease, Liability, Undiscounted Excess Amount Lessee, Operating Lease, Liability, Undiscounted Excess Amount Income Tax Contingency [Line Items] Income Tax Contingency [Line Items] Summary of Income Tax Contingencies [Table Text Block] Summary of Income Tax Contingencies [Table Text Block] Rate of compensation increase Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase Income Tax Authority [Axis] Income Tax Authority [Axis] Finance Lease, Liability, Payments, Due after Year Five Finance Lease, Liability, to be Paid, after Year Five Fresh-Start Adjustment, Issuance Of Successor Common Stock To Creditors Fresh-Start Adjustment, Issuance Of Successor Common Stock To Creditors Fresh-Start Adjustment, Issuance Of Successor Common Stock To Creditors Goodwill Impairment including Held for Sale Items [Domain] Goodwill Impairment including Held for Sale Items [Domain] [Domain] for Goodwill Impairment including Held for Sale Items [Axis] Selling, General and Administrative Expenses Selling, General and Administrative Expenses [Member] Entity [Domain] Entity [Domain] Debtor Reorganization Items subtotal for Gain on Settlement of LSTC and Fair Value Adjustment Debtor Reorganization Items subtotal for Gain on Settlement of LSTC and Fair Value Adjustment Debtor Reorganization Items subtotal for Gain on Settlement of LSTC and Fair Value Adjustment Finance Lease, Liability, Undiscounted Excess Amount Finance Lease, Liability, Undiscounted Excess Amount Finished Goods Inventory, Finished Goods, Net of Reserves Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Accounts Receivable Factoring Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Equity [Abstract] Equity [Abstract] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Deferred Tax Assets, Property, Plant and Equipment Deferred Tax Assets, Property, Plant and Equipment Payments for Restructuring Cash Payments Payments for Restructuring Effect of Exchange Rate Changes on Cash and Cash Equivalents Effect of Exchange Rate on Cash and Cash Equivalents Finance Lease, Liability, Payments, Due Year Five Finance Lease, Liability, to be Paid, Year Five Other short-term bank loans [Member] Notes Payable, Other Payables [Member] Reorganizations [Abstract] Reorganizations [Abstract] Common Stock Issued Common Stock [Member] Variable Rate [Axis] Variable Rate [Axis] Years in operation Number of Years in Operation Number of Years in Operation Gain on settlement of LSTC used in tax calculation [Line Items] Gain on settlement of LSTC used in tax calculation Gain on settlement of LSTC used in tax calculation Finance Lease, Weighted Average Remaining Lease Term Finance Lease, Weighted Average Remaining Lease Term Segment Information Segment Reporting Disclosure [Text Block] Operating Income (Loss), Total Operating Loss Operating Income (Loss), Total Operating Income (Loss) Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Selling, General and Administrative Selling, General and Administrative Expense, Portion Attributable to Segments Selling, General and Administrative Expense, Portion Attributable to Segments Current Portion of Operating Lease Liabilities Operating Lease, Liability, Current Finite-Lived Intangible Assets, Amortization Expense, Year Two Finite-Lived Intangible Asset, Expected Amortization, Year Two Hedging Designation [Axis] Hedging Designation [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Document Fiscal Year Focus Document Fiscal Year Focus Change in Accounting Estimate, Type [Domain] Change in Accounting Estimate, Type [Domain] Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Abstract] Restructuring Charges Restructuring and Related Activities Disclosure [Text Block] Variable Rate [Domain] Variable Rate [Domain] Inventory [Axis] Inventory [Axis] Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Cash and Cash Equivalents Cash and Cash Equivalents, at Carrying Value Depreciation Depreciation Deferred Tax Assets, Other Loss Carryforwards Deferred Tax Assets, Other Loss Carryforwards Senior Notes 6.5 Percent Due 2028 Senior Notes 6.5 Percent Due 2028 [Member] Senior Notes 6.5 Percent Due 2028 Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Asset Impairment Charges Asset Impairment Charges Notional amount Derivative, Notional Amount Other Expense, Net Other Nonoperating Income (Expense) Fair Value of Long-term debt Long-term Debt, Fair Value Europe/Sub-Sahara Africa/Russia Europe, Sub-Sahara Africa, Russia [Member] -- None. No documentation exists for this element. -- Payments for (Proceeds from) Other Investing Activities Payments for (Proceeds from) Other Investing Activities Capital Expenditures for Property, Plant and Equipment Payments to Acquire Property, Plant, and Equipment Property, Plant and Equipment Property, Plant and Equipment [Member] Other Current Liabilities Other Liabilities, Current Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Facility Closing Facility Closing [Member] Employer contributions Defined Benefit Plan, Plan Assets, Contributions by Employer Maximum Maximum [Member] Share-based Payment Arrangement [Abstract] Share-based Payment Arrangement [Abstract] Repayment on DIP Credit Agreement upon Emergence Proceeds from (Repayments of) Other Long-term Debt Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Operating Loss Carryforward Before Adjustment 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Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Deferred Income Tax Provision (Benefit) Total Deferred (Provision) Benefit Deferred Income Tax Expense (Benefit)