Document and Entity Information Entity Addresses [Table] Entity Addresses [Line Items] Document Type Document Period End Date Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag CONDENSED CONSOLIDATED BALANCE SHEETS Statement [Table] Related Party, Type [Axis] Related Party, Type [Axis] Related Party, Type [Domain] Related Party, Type [Domain] Nonrelated Party [Member] Nonrelated Party Third parties Related Party [Member] Related party Related parties Statement [Line Items] Statement Assets [Abstract] ASSETS Assets, Current [Abstract] Current assets Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Cash Restricted Cash and Cash Equivalents, Current Restricted cash Restricted cash, current Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net Total Inventory, Net Inventories Total Amount recorded as inventories Prepaid Expense and Other Assets, Current Total Prepayments and other current assets, net Assets, Current Total current assets Assets, Noncurrent [Abstract] Non-current assets Restricted Cash and Cash Equivalents, Noncurrent Restricted cash Restricted cash, non-current Financing Receivable, after Allowance for Credit Loss, Noncurrent Loan receivable from a related party Financing Receivable, after Allowance for Credit Loss, Noncurrent, Related Party [Extensible Enumeration] Property, Plant and Equipment, Net Property, equipment and software, net Property, equipment and software, net Intangible Assets, Net (Excluding Goodwill) Intangible assets Total Long-Term Investments Long-term investments Total Operating Lease, Right-of-Use Asset Operating lease right-of-use assets Other Assets, Noncurrent Other non-current assets Total Assets, Noncurrent Total non-current assets Assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND SHAREHOLDERS' DEFICIT Liabilities, Current [Abstract] Current liabilities Short-Term Debt Shortterm borrowings Total Borrowings from banks Accounts Payable, Current Accounts payable Contract with Customer, Liability, Current Contract liabilities - third parties Contract liabilities, current Operating Lease, Liability, Current Operating lease liabilities - third parties Operating lease liabilities, current Accrued Liabilities and Other Liabilities Accrued expenses and other current liabilities Total Convertible Notes Payable, Current Convertible notes - Current portion Liabilities, Current Total current liabilities Liabilities, Noncurrent [Abstract] Noncurrent liabilities Contract with Customer, Liability, Noncurrent Contract liabilities - third parties Contract liabilities, non-current Operating Lease, Liability, Noncurrent Operating lease liabilities Operating lease liabilities, non-current Warrants and Rights Outstanding Balance at end of the year Balance at beginning of the year Warrant liabilities Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Exchangeable Notes, excluding current portion. An exchangeable note is a debt security that the holder may exchange, at a certain price, for common stock in a company which is not the same company as the issuer of the note. Exchangeable Notes Non Current Exchangeable notes Convertible Notes Payable, Noncurrent Convertible notes - Non-current portion Loans Payable to Bank, Noncurrent Long-term borrowings Borrowings from bank Deferred Income Balance at the end of the year Balance at the beginning of the year Deferred income Deferred Income Tax Liabilities, Net Deferred tax liabilities Other Liabilities, Noncurrent Other non-current liabilities Total Liabilities, Noncurrent Total noncurrent liabilities Liabilities Total liabilities Commitments and Contingencies. Commitments and contingencies (Note 23) Equity, Attributable to Parent [Abstract] SHAREHOLDERS' DEFICIT Common Stock, Value, Issued Ordinary shares (US$0.00001 par value per share, 5,000,000,000 shares authorized as of June 30, 2026 and December 31, 2025; 711,576,295 and 707,196,733 shares issued as of June 30, 2026 and December 31, 2025, respectively; 646,893,910 and 640,672,331 shares outstanding as of June 30, 2026 and December 31, 2025, respectively) Treasury Stock, Common, Value Treasury stock Additional Paid in Capital Additional paid-in capital Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive income Retained Earnings (Accumulated Deficit) Accumulated deficit Equity, Attributable to Parent Total shareholders' deficit attributable to ordinary shareholders Equity, Attributable to Noncontrolling Interest Noncontrolling interests Equity, Including Portion Attributable to Noncontrolling Interest Ending balance Beginning balance Total shareholders' deficit Liabilities and Equity Total liabilities and shareholders' deficit Common Stock, Par or Stated Value Per Share Common shares, par value (in dollars per share) Common Stock, Shares Authorized Common shares, shares authorized Common Stock, Shares, Issued Ending balance (in shares) Beginning balance (in shares) Common shares, shares issued Common Stock, Shares, Outstanding Common shares, shares outstanding CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS Product and Service [Axis] Product and Service [Domain] Product [Member] Goods Sales of goods Service [Member] Service Provision of services Revenues [Abstract] Revenues: Revenue from Contract with Customer, Excluding Assessed Tax Total revenues Cost of Revenue [Abstract] Cost of revenues: Cost of Revenue Total cost of revenues Cost of revenues Gross Profit Gross profit Operating Expenses [Abstract] Operating expenses: Amount of research and development expense (reversal) recognized during the reporting period. Research And Development Expense (Reversal) Research and development (credit) expenses (including related parties amounts of US$(39,744) and US$49,415 for the six months ended June 30, 2026 and 2025, respectively) Research and development (credit) expenses (including related parties amounts of US$(39,744) and US$49,415 for the six months ended June 30, 2026 and 2025, respectively) Selling and Marketing Expense Selling and marketing expenses (including related parties amounts of US$8,099 and US$14,059 for the six months ended June 30, 2026 and 2025, respectively) Selling and marketing expenses (including related parties amounts of US$20,125, US$52,636 and US$40,531 for the years ended December 31, 2025, 2024 and 2023, respectively) General and Administrative Expense General and administrative expenses (including related parties amounts of US$999 and US$2,343 for the six months ended June 30, 2026 and 2025, respectively) General and administrative expenses (including related parties amounts of US$4,227, US$10,873 and US$13,085 for the years ended December 31, 2025, 2024 and 2023, respectively) The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation. Other Income, Operating Other operating income Asset Impairment Charges Impairment of long-lived assets Operating Expenses Total operating expenses Operating Income (Loss) Operating loss Interest Expense Interest expenses (including related parties amounts of US$23,183 and US$13,799 for the six months ended June 30, 2026 and 2025, respectively) Interest expenses Interest expenses (including related parties amounts of US$39,109, US$19,504 and nil for the years ended December 31, 2025, 2024 and 2023, respectively) Interest Income, Operating Interest income (including related parties amounts of US$11,765 and US$9,317 for the six months ended June 30, 2026 and 2025, respectively) Interest income Investment Income, Net Investment (loss) income, net Gain (Loss), Foreign Currency Transaction, before Tax Foreign currency exchange (losses) gains, net Amount of gain (loss) from the increase (decrease) in fair value of mandatorily redeemable noncontrolling interest, exchangeable notes and convertible notes, excluding impact of instrument-specific credit risk recognized in the income statement. Changes In Fair Values Of Mandatorily Redeemable Noncontrolling Interest, Exchangeable Notes And Convertible Notes, Excluding Impact Of Instrument-Specific Credit Risk Changes in fair values of liabilities, excluding impact of instrument-specific credit risk Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Loss before income taxes and share of results of equity method investments Income Tax Expense (Benefit) Income tax credit (expense) Income (Loss) from Equity Method Investments Share of results of equity method investments Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net loss Net loss Net Income (Loss) Attributable to Noncontrolling Interest Less: Net loss attributable to noncontrolling interests Net Income (Loss) Net loss attributable to ordinary shareholders Net loss attributable to ordinary shareholders Earnings Per Share, Basic Loss per ordinary share - Basic Net loss per ordinary share attributable to ordinary shareholders - Basic (in dollars per share) Earnings Per Share, Diluted Loss per ordinary share - Diluted Net loss per ordinary share attributable to ordinary shareholders - Diluted (in dollars per share) Weighted Average Number of Shares Outstanding, Basic Weighted average number of ordinary shares outstanding used in computing net loss per ordinary share - Basic Weighted average number of ordinary shares, basic (in shares) Weighted Average Number of Shares Outstanding, Diluted Weighted average number of ordinary shares outstanding used in computing net loss per ordinary share - Diluted Weighted average number of ordinary shares, diluted (in shares) Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive (loss) income: Other Comprehensive Income (Loss), Financial Liability, Fair Value Option, Reclassification Adjustment from AOCI for Derecognition, after Tax Fair value changes of liabilities due to instrument-specific credit risk, net of nil income taxes Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Foreign currency translation adjustment, net of nil income taxes Other Comprehensive Income (Loss), Net of Tax Total other comprehensive (loss) income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Total comprehensive loss Total comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Less: Total comprehensive loss attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Parent Total comprehensive loss attributable to ordinary shareholders Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Foreign currency translation adjustment, income taxes Other Comprehensive Income (Loss), Financial Liability, Fair Value Option, after Reclassification Adjustment, Tax Net of income taxes CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' DEFICIT Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Parent [Member] Total shareholders' deficit attributable to ordinary shareholders Common Stock [Member] Ordinary shares Treasury Stock, Common [Member] Treasury stock Additional Paid-in Capital [Member] Additional paid-in capital AOCI Attributable to Parent [Member] Accumulated other comprehensive income Retained Earnings [Member] Accumulated deficit Noncontrolling Interest [Member] Noncontrolling interests Counterparty Name [Axis] Counterparty Name [Domain] Represents information pertaining to Westwood Capital Group LLC. Westwood Capital Group LLC [Member] Westwood Capital Group LLC Represents information pertaining to ECARX Holdings Inc. Ecarx Holdings Inc [Member] ECARX APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Share-based compensation Stock Issued During Period, Value, New Issues Value of shares issued Issuance of ordinary shares Stock Issued During Period, Shares, New Issues Number of shares issued Issuance of ordinary shares (in shares) Stock Issued During Period, Value, Conversion of Convertible Securities Conversion of convertible notes to ordinary shares Conversion to ordinary shares Stock Issued During Period, Shares, Conversion of Convertible Securities Conversion of convertible notes to ordinary shares (in shares) Conversion to ordinary shares (in shares) Amount of increase (decrease) to additional paid in capital (APIC) resulting from disposal of equity investment under common control. Adjustments to Additional Paid in Capital, Disposal of Equity Investment Under Common Control Disposal of an equity investment under common control Amount of increase (decrease) to additional paid in capital (APIC) resulting from gain (loss) on disposal of subsidiary. Adjustments to Additional Paid in Capital, Gain (Loss) On Disposal Of Subsidiary Gain on disposal of a subsidiary under common control Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Disposal of a subsidiary Other Comprehensive Income (Loss), Financial Liability, Fair Value Option, Reclassification Adjustment from AOCI for Derecognition, Tax Fair value changes of liabilities due to instrument-specific credit risk, income taxes Threshold immaterial Value of ordinary shares for entity to disclose in the Financing statements. Ordinary Shares, Threshold Immaterial Value Ordinary shares, Threshold immaterial value CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Net Cash Provided by (Used in) Operating Activities [Abstract] Operating activities: Net Cash Provided by (Used in) Operating Activities Net cash used in operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Investing activities: Payments to Acquire Productive Assets Payments for purchases of property, equipment and software and intangible assets Proceeds from Sale of Productive Assets Proceeds from disposal of property, equipment and software The amount of proceeds from government grant related to assets. Proceeds From Government Grant Related to Assets Subsidy received Receipts of government grants related to assets Proceeds from Divestiture of Businesses, Net of Cash Divested Disposal of subsidiaries, net of cash disposed Proceeds from Sale of Restricted Investments Proceeds from interest arising from securities pledged to an investor Proceeds from Collection of (Payments to Fund) Long-Term Loans to Related Parties Loans to a related party The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates. Proceeds From Settlement Of Short Term Loans To Related Parties Proceed from settlement of related party loans Proceeds from Derivative Instrument, Investing Activities Proceed from settlement of derivative instruments Net Cash Provided by (Used in) Investing Activities Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Financing activities: The cash inflow in relation to exchangeable notes. Proceeds From Issuance Of Exchangeable Notes Proceeds from issuance of exchangeable notes Issuance of exchangeable notes Proceeds from Convertible Debt Proceeds from issuance of convertible notes Repayments of Convertible Debt Repayments of convertible notes Repayment of convertible note Proceeds from Issuance of Common Stock Proceeds from issuance of ordinary shares Proceeds from Issuance of Debt Issuance of exchangeable notes Proceeds from borrowings Repayments of Debt Repayments of borrowings The amount of cash outflow pertaining to cash collaterals. Payment of Cash Collaterals Payments of cash collateral to Meritz Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Effect of exchange rate changes on cash and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Net increase in cash and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Cash and restricted cash at end of the period Cash and restricted cash at beginning of the period Total cash and restricted cash Restricted Cash and Cash Equivalents [Abstract] Reconciliation of cash and restricted cash: Supplemental Cash Flow Elements [Abstract] Supplemental information Interest Paid, Excluding Capitalized Interest, Operating Activities Interest paid Income Taxes Paid Income taxes paid Proceeds from Income Tax Refunds Income taxes refund Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Non-cash investing and financing activities: Capital Expenditures Incurred but Not yet Paid Purchase of property, equipment and software and intangible assets included in accrued expenses and other current liabilities The amount of issuance costs payable during the period. Issuance Costs Payable Issuance costs payable The amount of receivable from a disposal of an equity investment under common control in noncash investing or financing activities. Receivable from Disposal of and Equity Investment Under Common Control Receivable from a disposal of an equity investment under common control The amount of receivable from issuance of ordinary shares. Receivable from Issuance of Ordinary Shares Receivable from issuance of ordinary shares to Westwood Debt Conversion, Converted Instrument, Amount Issuance of ordinary shares through conversion of convertible notes DESCRIPTION OF BUSINESS AND ORGANIZATION Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] DESCRIPTION OF BUSINESS AND ORGANIZATION SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES ACCOUNT RECEIVABLES - THIRD PARTIES, NET The entire disclosure of accounts receivable net, current. Accounts Receivable Net Current Disclosure [Text Block] ACCOUNT RECEIVABLES - THIRD PARTIES, NET INVENTORIES Inventory Disclosure [Text Block] INVENTORIES PREPAYMENTS AND OTHER CURRENT ASSETS - THIRD PARTIES Other Current Assets [Text Block] PREPAYMENTS AND OTHER CURRENT ASSETS - THIRD PARTIES PROPERTY, EQUIPMENT AND SOFTWARE, NET Property, Plant and Equipment Disclosure [Text Block] PROPERTY, EQUIPMENT AND SOFTWARE, NET INTANGIBLE ASSETS Intangible Assets Disclosure [Text Block] INTANGIBLE ASSETS LEASES Lessee, Operating Leases [Text Block] LEASES OTHER NON-CURRENT ASSETS - THIRD PARTIES The entire disclosure for other noncurrent assets. Other Noncurrent Assets [Text Block] OTHER NON-CURRENT ASSETS - THIRD PARTIES No definition available. BORROWINGS The entire disclosure for information about borrowings excluding convertible notes and exchangeable notes. Debt Disclosure, Borrowings Excluding Convertible Notes And Exchangeable Notes [Text Block] BORROWINGS ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - THIRD PARTIES Accounts Payable and Accrued Liabilities Disclosure [Text Block] ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - THIRD PARTIES