Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Denominator: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Trading Arrangement: Trading Arrangement [Axis] Current customer contract assets Contract with Customer, Asset, before Allowance for Credit Loss, Current Maximum Maximum [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Title of 12(b) Security Title of 12(b) Security Carrying Value Reported Value Measurement [Member] Subsequent Event Subsequent Event [Member] Document Fiscal Year Focus Document Fiscal Year Focus Amortization Contract with Customer, Asset, Credit Loss Expense (Reversal) Other Other Capitalized Property Plant and Equipment [Member] Merger and integration costs Business Combination, Acquisition-Related Cost, Expense Adjustment to Compensation, Amount Adjustment to Compensation Amount Purchase of property and equipment via exchange of lease right-of-use assets Property, Plant, and Equipment Purchased By Exchange Of Right-Of-Use-Asset Property, Plant, and Equipment Purchased By Exchange Of Right-Of-Use-Asset Total Contract With Customer, Asset, Net Period Increase (Decrease) Contract With Customer, Asset, Net Period Increase (Decrease) Common stock, $0.00001 par value; 159,641,226 and 158,853,799 ordinary shares outstanding as of June 30, 2026, and December 31, 2025, respectively Common Stock, Value, Issued Withholding tax related to employee stock transactions Payment, Tax Withholding, Share-Based Payment Arrangement Accrued payroll and related costs Employee-related Liabilities, Current Schedule of Long-Term Debt, Net Schedule of Long-Term Debt Instruments [Table Text Block] Credit facility Line of Credit [Member] Restatement Determination Date Restatement Determination Date Borr Drilling Limited (“Borr”) Borr Drilling Limited (“Borr”) [Member] Borr Drilling Limited (“Borr”) Jackups Jackups [Member] Jackups [Member] Beginning balance Ending balance Contract with Customer, Asset, after Allowance for Credit Loss Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Amendment Flag Amendment Flag Current liabilities Liabilities, Current [Abstract] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Finance lease payments Finance Lease, Principal Payments Disposal Group Classification [Axis] Disposal Group Classification [Axis] Derecognition of right-of-use assets Derecognition of Right-of-Use Asset Derecognition of Right-of-Use Asset Disposal Group, Held-for-Sale, Not Discontinued Operations Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax [Abstract] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Property, plant, and equipment, carrying value Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment Supplemental Financial Information Supplemental Financial Information [Text Block] Supplemental financial information. 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Liabilities, Current Entity Address, City or Town Entity Address, City or Town Schedule of Non-Cash Investing and Financing Activities Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Statement of Financial Position [Abstract] Document Information [Line Items] Document Information [Line Items] Luxembourg Luxembourg [Member] Luxembourg Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Class of Stock [Axis] Class of Stock [Axis] Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Other income (expense) Nonoperating Income (Expense) [Abstract] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Credit facility of maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Less: Current maturities of long-term debt Long-Term Debt, Current Maturities Proceeds from insurance claims Proceeds from Insurance Settlement, Investing Activities Subsequent Event Type [Axis] Subsequent Event Type [Axis] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Uncertain tax positions, related tax benefits Unrecognized Tax Benefits, Related Tax Benefits Unrecognized Tax Benefits, Related Tax Benefits Accounting Standards Adopted and Recently Issued Accounting Standards New Accounting Pronouncements, Policy [Policy Text Block] Accrued capital expenditures at period end Capital Expenditures Incurred but Not yet Paid Loss on impairment Impairment of Long-Lived Assets to be Disposed of Unsecured Debt Unsecured Debt [Member] Other comprehensive income (loss), net Other comprehensive income (loss), net Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Total debt Total debt Long-Term Debt Exercise price of warrants (in usd per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Property and Equipment Property, Plant, and Equipment [Text Block] Document Period End Date Document Period End Date Net cash provided by (used in) investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Debt face amount Debt Instrument, Face Amount Security Exchange Name Security Exchange Name Number of floaters Number Of Floaters Number Of Floaters Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Noncurrent customer contract assets Contract with Customer, Asset, before Allowance for Credit Loss, Noncurrent Total number of shares issuable under incentive plan (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Interest payable Interest Payable, Current Right-of-use assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization Schedule of Property and Equipment, at Cost Property, Plant, and Equipment [Table Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Earnings (Loss) Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Earnings Per Share [Abstract] Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net changes in pension and other postretirement plan assets and benefit obligations. tax benefit (provision) Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Attributable to Parent Total liabilities Liabilities Trading Symbol Trading Symbol Entity Bankruptcy Proceedings, Reporting Current Entity Bankruptcy Proceedings, Reporting Current Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Company Selected Measure Name Company Selected Measure Name Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] EFS BOP, LLC EFS BOP, LLC [Member] EFS BOP, LLC Amortization of intangible assets and contract liabilities, net Amortization Of Intangible Assets And Contract Liabilities, Net Amortization Of Intangible Assets And Contract Liabilities, Net Additions to deferred revenue Contract With Customer, Liability, Increase from Cash Receipts Contract With Customer, Liability, Increase from Cash 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Other assets Increase (Decrease) in Other Noncurrent Assets Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Net changes in operating assets and liabilities Total net change in operating assets and liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Award Timing Predetermined Award Timing Predetermined [Flag] Capital expenditures Payments for Capital Improvements Letters of credit outstanding amount Letters of Credit Outstanding, Amount Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Amortization of share-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Warrants exercised Proceeds from Warrant Exercises Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Dilutive effect of warrants (in shares) Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Dilutive effect of share-based awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements All Executive Categories All Executive Categories [Member] Share repurchases Stock Repurchased and Retired During Period, Value Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Seller notes Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net Plan Name [Domain] Plan Name [Domain] Antidilutive Securities Antidilutive Securities [Axis] Taxes receivable Increase (Decrease) in Income Taxes Receivable Schedule of Computation of Basic and Diluted Earnings (Loss) Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Approximate audit claims assessed Income Tax Examination, Estimate of Possible Loss Tax effects related to gain on sale of operating assets Effective Income Tax Rate Reconciliation, Disposition of Asset, Amount Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Minimum Minimum [Member] Difference in operating income (loss) Operating Income (Loss) From Subsidiary To Parent, Difference, Amount Operating Income (Loss) From Subsidiary To Parent, Difference, Amount Expiration Date Trading Arrangement Expiration Date Schedule of Disaggregation of Revenue by Rig Types Disaggregation of Revenue [Table Text Block] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Common stock, authorized (in shares) Common Stock, Shares Authorized Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Exercise Price Award Exercise Price Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Additional authorized repurchase amount Share Repurchase Program, Authorized, Amount Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Non-US And US Foreign And Domestic Tax Jurisdiction [Member] Foreign And Domestic Tax Jurisdiction Debt Debt Disclosure [Text Block] Repayments of debt Repayments of debt Repayments of Long-Term Debt Disposal Group Classification [Domain] Disposal Group Classification [Domain] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Senior secured notes Secured Debt [Member] Premium percentage (as a percent) Debt Instrument, Premium Percentage Debt Instrument, Premium Percentage Total operating costs and expenses Costs and Expenses Adoption Date Trading Arrangement Adoption Date Purchase and sale agreement, consideration Disposal Group, Including Discontinued Operation, Consideration Counterparty Name [Domain] Counterparty Name [Domain] Stated interest rate (as a percent) Debt Instrument, Interest Rate, Stated Percentage Dividends Dividends, Common Stock, Cash Total shareholders’ equity Beginning balance Ending balance Equity, Attributable to Parent Interest rate on notes payable (as percent) Disposal Group, Including Discontinued Operation, Percentage Of Interest Rate On Notes Payable Disposal Group, Including Discontinued Operation, Percentage Of Interest Rate On Notes Payable Disposal Group, Disposed of by Sale, Not Discontinued Operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Number of jackup rigs Disposal Group, Including Discontinued Operation, Number Of Disposals Disposal Group, Including Discontinued Operation, Number Of Disposals Warrants exercised (in shares) Stock Issued During Period, Shares, Warrants Exercised Stock Issued During Period, Shares, Warrants Exercised ASSETS Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Schedule of Balance Sheet Information Related to Finance Leases Assets and Liabilities, Lessee [Table Text Block] Assets and Liabilities, Lessee Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Proceeds from disposal of assets, net Payments For (Proceeds From) Sale Of Productive Assets Payments For (Proceeds From) Sale Of Productive Assets Insider Trading Policies and Procedures [Line Items] Supplemental Financial Information [Line Items] Supplemental Financial Information [Line Items] Supplemental Financial Information [Line Items] Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Additional authorized repurchase (in shares) Share Repurchase Program, Authorized, Number of Shares Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Tranche 1 Warrants Tranche 1 Warrants [Member] Tranche 1 Warrants [Member] Deferred income taxes Deferred Income Tax Expense (Benefit) Business Combination [Domain] Business Combination [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities excluded from diluted income (loss) per share, amount (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Antidilutive Securities Excluded from Diluted Earnings (Loss) Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Entity Central Index Key Entity Central Index Key Accumulated depreciation Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Additional paid-in capital Additional Paid in Capital, Common Stock All Adjustments to Compensation All Adjustments to Compensation [Member] Other costs, net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Business Combination [Axis] Business Combination [Axis] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash provided by (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Income Statement [Abstract] Document Transition Report Document Transition Report Tranche 2 Warrants Tranche 2 Warrants [Member] Tranche 2 Warrants [Member] Luxembourg, Switzerland, And Nigeria Luxembourg, Switzerland, And Nigeria [Member] Luxembourg, Switzerland, And Nigeria Number of systems purchased Number Of Productive Assets Acquired Number Of Productive Assets Acquired Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Warrants exercised Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants Other Commitments Other Commitments [Domain] City Area Code City Area Code Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Document Information [Table] Document Information [Table] All Individuals All Individuals [Member] Dividend payments Payments of Dividends Tranche 3 Warrants Tranche 3 Warrants [Member] Tranche 3 Warrants [Member] Name Forgone Recovery, Individual Name Supplemental Financial Information [Abstract] Supplemental Financial Information [Abstract] Supplemental financial information. Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Percentage of uncertain tax positions likelihood of being sustained Percentage Of Uncertain Tax Positions Likelihood Of Being Sustained Percentage of uncertain tax positions likelihood of being sustained. Diamond Offshore Drilling, Inc. Diamond Offshore Drilling, Inc. [Member] Diamond Offshore Drilling, Inc. Statement [Line Items] Statement [Line Items] Total assets Assets Effective Income Tax Rate Reconciliation [Line Items] Effective Income Tax Rate Reconciliation [Line Items] Shares Authorized For Repurchase By Shareholders Shares Authorized For Repurchase By Shareholders [Member] Shares Authorized For Repurchase By Shareholders Accounting Standards Update and Change in Accounting Principle [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] Net changes in pension and other postretirement plan assets and benefit obligations, net of tax benefit (provision) of $9 and $9 for the three months ended June 30, 2026 and 2025, respectively, and $2,242 and $18 for the six months ended June 30, 2026 and 2025, respectively. Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent Interest expense, net of amounts capitalized Interest Expense, Nonoperating PEO PEO [Member] Measurement Basis [Axis] Measurement Basis [Axis] Share repurchases (in shares) Share repurchases (in shares) Stock Repurchased and Retired During Period, Shares Number of drilling rigs Number Of Rigs Number of rigs. Other liabilities Other Liabilities, Noncurrent Unfavorable customer contracts, fair value adjustment Unfavorable Customer Contracts, Fair Value Adjustment Unfavorable Customer Contracts, Fair Value Adjustment Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Subsequent Event Type [Domain] Subsequent Event Type [Domain] Retained Earnings (Accumulated Deficit) Retained Earnings [Member] Taxes payable Taxes Payable, Current Credit facility Revolving Credit Facility [Member] Ocean Apex Ocean Apex [Member] Ocean Apex Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Debt issuance costs Payments of Debt Issuance Costs Floaters Floaters [Member] Floaters [Member] Diluted earnings (loss) per share (in usd per share) Diluted (in usd per share) Earnings Per Share, Diluted Earnings (loss) per share data: Earnings Per Share, Basic and Diluted EPS [Abstract] Earnings Per Share, Basic and Diluted EPS Entity Current Reporting Status Entity Current Reporting Status Net cash provided by (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Shares withheld for taxes on equity transactions Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Adjustments to reconcile net income (loss) to net cash flow from operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Operating revenues Total Revenue from Contract with Customer, Excluding Assessed Tax Property and equipment, net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Reimbursables and other Service, Other [Member] Contract Liabilities Unfavorable contracts Change In Contract With Customer, Liability [Roll Forward] Change In Contract With Customer, Liability Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Underlying Securities Award Underlying Securities Amount Tax expenses related to various recurring items Tax Expenses (Benefits) Related To Various Recurring Items Tax Expenses (Benefits) Related To Various Recurring Items Blowout Preventer ("BOP") Systems Blowout Preventer ("BOP") Systems [Member] Blowout Preventer ("BOP") Systems Estimated Fair Value Estimate of Fair Value Measurement [Member] Revenue and Customers Revenue from Contract with Customer [Text Block] Depreciation and amortization Depreciation and amortization Cost, Depreciation and Amortization Other current liabilities Increase (Decrease) in Other Current Liabilities Construction in progress Construction in Progress [Member] Gain (loss) on redemption of debt Gain (Loss) on Repurchase of Debt Instrument Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Non-US Income Tax Jurisdiction, Foreign [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating income (loss) Operating Income (Loss) 2021 Noble Incentive Plan 2022 Long-Term Incentive Plan [Member] 2022 Long-Term Incentive Plan Current Fiscal Year End Date Current Fiscal Year End Date Issuance of debt Proceeds from Issuance of Debt Favorable contracts Favorable Customer Contracts [Member] Favorable Customer Contracts Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Payment term (in days) Revenue, Performance Obligation, Payment Terms Revenue, Performance Obligation, Payment Terms Noble Globetrotter II, Noble Resolve, and Ocean Apex Noble Globetrotter II, Noble Resolve, and Ocean Apex [Member] Noble Globetrotter II, Noble Resolve, and Ocean Apex Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Loss on impairment Asset, Impairment Loss Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common stock, issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Luxembourg, Switzerland, And United States Luxembourg, Switzerland, And United States [Member] Luxembourg, Switzerland, And United States Cost of services Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Equity Components [Axis] Equity Components [Axis] Accounts receivable Increase (Decrease) in Accounts Receivable Product and Service [Domain] Product and Service [Domain] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Entity Interactive Data Current Entity Interactive Data Current Current lease liabilities Finance Lease, Liability, Current Deferred income taxes Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Small Business Entity Small Business Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Termination Date Trading Arrangement Termination Date Other Commitments Other Commitments [Axis] Property, Plant, and Equipment [Line Items] Property, Plant, and Equipment [Line Items] Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] 6.250% Senior Notes due June 2034 Senior Notes, 6.250% Due 2034 [Member] Senior Notes, 6.250% Due 2034 Other current liabilities Other Liabilities, Current Other assets Other Assets, Noncurrent Document Type Document Type Redeemed debt Debt Instrument, Repurchased Face Amount Gain (loss) on extinguishment of debt, net (Gain) loss on extinguishment of debt, net Gain (Loss) on Extinguishment of Debt Fair Value as of Grant Date Award Grant Date Fair Value (Gain) loss on sale of operating assets, net Gain (Loss) on Disposition of Assets Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Remaining authorized amount Share Repurchase Program, Remaining Authorized, Amount Arrangement Duration Trading Arrangement Duration Subsequent Event [Line Items] Subsequent Event [Line Items] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Beginning balance Ending balance Contract with Customer, Liability, Noncurrent Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Debt extinguishment costs Payment for Debt Extinguishment or Debt Prepayment Cost Contract Assets Change In Contract With Customer, Asset [Roll Forward] Change In Contract With Customer, Asset Income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and contingencies (Note 8) Commitments and Contingencies Antidilutive Securities, Name Antidilutive Securities, Name [Domain] Property and equipment, at cost Property and equipment, at cost Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] 8.500% Senior Secured Second Lien Notes due October 2030 Senior Secured Second Lien Notes, 8.500% Due 2030 [Member] Senior Notes, 11.000% Due 2028 Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Counterparty Name [Axis] Counterparty Name [Axis] Operating costs and expenses Operating Costs and Expenses [Abstract] LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Other Commitments [Table] Other Commitments [Table] All Award Types Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Warrants outstanding (in shares) Class of Warrant or Right, Outstanding Supplemental Financial Information [Table] Supplemental Financial Information [Table] Supplemental Financial Information PEO Name PEO Name Restricted cash Restricted Cash Total deferred revenue Contract liabilities, beginning balance Contract liabilities, ending balance Contract with Customer, Liability Long-Lived Asset, Class [Axis] Long-Lived Asset, Class [Axis] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Five Rigs Five Rigs [Member] Five Rigs Other Commitments [Line Items] Other Commitments [Line Items] Cash, cash equivalents, and restricted cash, beginning of period Cash, cash equivalents, and restricted cash, end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Accounts payable Increase (Decrease) in Accounts Payable Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Noncurrent deferred revenue Contract With Customer, Liability, Noncurrent, Excluding Off-Market Contract With Customer, Liability, Noncurrent, Excluding Off-Market Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Organization and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Subsequent Event [Table] Subsequent Event [Table] Amortization of share-based compensation Share-Based Payment Arrangement, Noncash Expense Income Tax Authority, Name [Domain] Income Tax Authority, Name [Domain] 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Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Shares Common Stock [Member] Gain on disposal Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Reserves for uncertain tax positions Reserves For Uncertain Tax Positions Reserves For Uncertain Tax Positions Capital expenditures, including capitalized interest Payments For Capital Improvements, Including Capitalized Interest Payments For Capital Improvements, Including Capitalized Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Total liabilities and equity Liabilities and Equity Employee Stock Option Share-Based Payment Arrangement, Option [Member] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Plan Name [Axis] Plan Name [Axis] Income Tax Authority [Domain] Income Tax Jurisdiction [Domain] Tabular List, Table Tabular List [Table Text Block] Other liabilities Increase (Decrease) in Other Noncurrent Liabilities Taxes receivable Income Taxes Receivable, Current Name Awards Close in Time to MNPI Disclosures, Individual Name Shareholders’ equity Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] General and administrative General and Administrative Expense Long-Lived Asset, Class [Domain] Long-Lived Asset, Class [Domain] Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Number of jackups Number Of Jackups Number Of Jackups Adjustment to Compensation: Adjustment to Compensation [Axis] Schedule of Effect of Changes in Other Assets and Liabilities on Cash Flows from Operating Activities Cash Flow, Operating Capital [Table Text Block] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Class of Stock [Domain] Class of Stock [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Purchase price for the equipment Payments to Acquire Productive Assets Switzerland and Nigeria Switzerland And Nigeria [Member] Switzerland And Nigeria Statement of Cash Flows [Abstract] Credit Facility [Axis] Credit Facility [Axis] Pacific Scirocco Pacific Scirocco [Member] Pacific Scirocco Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Income Tax Authority [Axis] Income Tax Jurisdiction [Axis] (Gain) loss on sale of operating assets, net Gain (Loss) On Sale Of Operating Assets, Net Of Transaction Costs Gain (Loss) On Sale Of Operating Assets, Net Of Transaction Costs Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Contract drilling services Oil and Gas Service [Member] Other current assets Increase (Decrease) in Other Current Assets Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional Paid-in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Company Selected Measure Amount Company Selected Measure Amount Issuance of share-based compensation (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Current assets Assets, Current [Abstract] Non-PEO NEO Non-PEO NEO [Member] Senior Notes Senior Notes [Member] Entity Address, Address Line One Entity Address, Address Line One Income tax benefit (provision) Income Tax Expense (Benefit) Drilling equipment and facilities Drilling Equipment And Facilities [Member] Drilling equipment and facilities. Award Timing Method Award Timing Method [Text Block] Net increase (decrease) in cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Numerator: Net Income (Loss) Attributable to Parent [Abstract] Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Net income (loss) Net income (loss) Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Proceeds from sale of property, plant, and equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Amortization of deferred costs Contract With Customer, Asset, Decrease Due To Amortization Of Deferred Costs Contract With Customer, Asset, Decrease Due To Amortization Of Deferred Costs Restatement Determination Date: Restatement Determination Date [Axis] Warrants converted into rights (in shares) Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Schedule of Contract Assets and Contract Liabilities Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Amortization of deferred revenue Amortization Contract With Customer, Liability, Amortization Of Deferred Revenue Contract With Customer, Liability, Amortization Of Deferred Revenue Interest income and other, net Interest Income And Other Income (Expense), Net, Nonoperating Interest Income And Other Income (Expense), Net, Nonoperating Favorable contracts Change In Contract With Customer, Assets [Roll Forward] Change In Contract With Customer, Assets Total customer contract assets Contract assets, beginning balance Contract assets, ending balance Contract with Customer, Asset, before Allowance for Credit Loss Share-based awards Share-Based Payment Arrangement [Member] Total Contract With Customer, Liability, Net Period (Increase) Decrease Contract With Customer, Liability, Net Period (Increase) Decrease Unfavorable contracts Unfavorable Customer Contacts [Member] Unfavorable Customer Contacts Operating revenues Revenues [Abstract] 8.000% Senior Notes due April 2030 8.000% Senior Notes due April 2030 Senior Notes, 8.000% Due 2030 [Member] Senior Notes, 8.000% Due 2030 Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]