1001 - Document - Cover Page link:presentationLink link:definitionLink link:calculationLink 1002 - Statement - CONSOLIDATED STATEMENT OF FINANCIAL POSITION link:presentationLink link:definitionLink link:calculationLink 1003 - Statement - CONSOLIDATED STATEMENT OF INCOME link:presentationLink link:definitionLink link:calculationLink 1004 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME link:presentationLink link:definitionLink link:calculationLink 1005 - Statement - CONSOLIDATED STATEMENT OF CHANGES IN EQUITY link:presentationLink link:definitionLink link:calculationLink 1006 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS link:presentationLink link:definitionLink link:calculationLink 999001 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure link:presentationLink link:definitionLink link:calculationLink 999002 - Disclosure - Reporting entity link:presentationLink link:definitionLink link:calculationLink 999003 - Disclosure - Basis of preparation link:presentationLink link:definitionLink link:calculationLink 999004 - Disclosure - Material accounting policies link:presentationLink link:definitionLink link:calculationLink 999005 - Disclosure - Significant accounting judgments and estimates link:presentationLink link:definitionLink link:calculationLink 999006 - Disclosure - Segment information link:presentationLink link:definitionLink link:calculationLink 999007 - Disclosure - Cash and cash equivalents link:presentationLink link:definitionLink link:calculationLink 999008 - Disclosure - Trade accounts and other receivables link:presentationLink link:definitionLink link:calculationLink 999009 - Disclosure - Finance receivables link:presentationLink link:definitionLink link:calculationLink 999010 - Disclosure - Other financial assets link:presentationLink link:definitionLink link:calculationLink 999011 - Disclosure - Inventories link:presentationLink link:definitionLink link:calculationLink 999012 - Disclosure - Assets held for sale link:presentationLink link:definitionLink link:calculationLink 999013 - Disclosure - Investments accounted for using the equity method link:presentationLink link:definitionLink link:calculationLink 999014 - Disclosure - Property, plant and equipment link:presentationLink link:definitionLink link:calculationLink 999015 - Disclosure - Right of use assets and lease liabilities link:presentationLink link:definitionLink link:calculationLink 999016 - Disclosure - Intangible assets link:presentationLink link:definitionLink link:calculationLink 999017 - Disclosure - Income taxes link:presentationLink link:definitionLink link:calculationLink 999018 - Disclosure - Trade accounts and other payables link:presentationLink link:definitionLink link:calculationLink 999019 - Disclosure - Financial liabilities link:presentationLink link:definitionLink link:calculationLink 999020 - Disclosure - Other financial liabilities link:presentationLink link:definitionLink link:calculationLink 999021 - Disclosure - Financial risks link:presentationLink link:definitionLink link:calculationLink 999022 - Disclosure - Fair value measurements link:presentationLink link:definitionLink link:calculationLink 999023 - Disclosure - Offsetting financial assets and liabilities link:presentationLink link:definitionLink link:calculationLink 999024 - Disclosure - Employee benefits link:presentationLink link:definitionLink link:calculationLink 999025 - Disclosure - Liabilities for quality assurance link:presentationLink link:definitionLink link:calculationLink 999026 - Disclosure - Provisions link:presentationLink link:definitionLink link:calculationLink 999027 - Disclosure - Equity and other equity items link:presentationLink link:definitionLink link:calculationLink 999028 - Disclosure - Sales revenues link:presentationLink link:definitionLink link:calculationLink 999029 - Disclosure - Research and development cost link:presentationLink link:definitionLink link:calculationLink 999030 - Disclosure - Other finance income and costs link:presentationLink link:definitionLink link:calculationLink 999031 - Disclosure - Earnings per share link:presentationLink link:definitionLink link:calculationLink 999032 - Disclosure - Stock-based compensation link:presentationLink link:definitionLink link:calculationLink 999033 - Disclosure - Contractual commitments and contingent liabilities link:presentationLink link:definitionLink link:calculationLink 999034 - Disclosure - Details of company organization link:presentationLink link:definitionLink link:calculationLink 999035 - Disclosure - Related party transactions link:presentationLink link:definitionLink link:calculationLink 999036 - Disclosure - Supplemental cash flow information link:presentationLink link:definitionLink link:calculationLink 999037 - Disclosure - Significant subsequent events link:presentationLink link:definitionLink link:calculationLink 999038 - Disclosure - Material accounting policies (Policies) link:presentationLink link:definitionLink link:calculationLink 999039 - Disclosure - Material accounting policies (Tables) link:presentationLink link:definitionLink link:calculationLink 999040 - Disclosure - Segment information (Tables) link:presentationLink link:definitionLink link:calculationLink 999041 - Disclosure - Cash and cash equivalents (Tables) link:presentationLink link:definitionLink link:calculationLink 999042 - Disclosure - Trade accounts and other receivables (Tables) link:presentationLink link:definitionLink link:calculationLink 999043 - Disclosure - Finance receivables (Tables) link:presentationLink link:definitionLink link:calculationLink 999044 - Disclosure - Other financial assets (Tables) link:presentationLink link:definitionLink link:calculationLink 999045 - Disclosure - Inventories (Tables) link:presentationLink link:definitionLink link:calculationLink 999046 - Disclosure - Assets held for sale (Tables) link:presentationLink link:definitionLink link:calculationLink 999047 - Disclosure - Investments accounted for using the equity method (Tables) link:presentationLink link:definitionLink link:calculationLink 999048 - Disclosure - Property, plant and equipment (Tables) link:presentationLink link:definitionLink link:calculationLink 999049 - Disclosure - Right of use assets and lease liabilities (Tables) link:presentationLink link:definitionLink link:calculationLink 999050 - Disclosure - Intangible assets (Tables) link:presentationLink link:definitionLink link:calculationLink 999051 - Disclosure - Income taxes (Tables) link:presentationLink link:definitionLink link:calculationLink 999052 - Disclosure - Trade accounts and other payables (Tables) link:presentationLink link:definitionLink link:calculationLink 999053 - Disclosure - Financial liabilities (Tables) link:presentationLink link:definitionLink link:calculationLink 999054 - Disclosure - Other financial liabilities (Tables) link:presentationLink link:definitionLink link:calculationLink 999055 - Disclosure - Financial risks (Tables) link:presentationLink link:definitionLink link:calculationLink 999056 - Disclosure - Fair value measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 999057 - Disclosure - Offsetting financial assets and liabilities (Tables) link:presentationLink link:definitionLink link:calculationLink 999058 - Disclosure - Employee benefits (Tables) link:presentationLink link:definitionLink link:calculationLink 999059 - Disclosure - Liabilities for quality assurance (Tables) link:presentationLink link:definitionLink link:calculationLink 999060 - Disclosure - Provisions (Tables) link:presentationLink link:definitionLink link:calculationLink 999061 - Disclosure - Equity and other equity items (Tables) link:presentationLink link:definitionLink link:calculationLink 999062 - Disclosure - Sales revenues (Tables) link:presentationLink link:definitionLink link:calculationLink 999063 - Disclosure - Research and development cost (Tables) link:presentationLink link:definitionLink link:calculationLink 999064 - Disclosure - Other finance income and costs (Tables) link:presentationLink link:definitionLink link:calculationLink 999065 - Disclosure - Earnings per share (Tables) link:presentationLink link:definitionLink link:calculationLink 999066 - Disclosure - Stock-based compensation (Tables) link:presentationLink link:definitionLink link:calculationLink 999067 - Disclosure - Related party transactions (Tables) link:presentationLink link:definitionLink link:calculationLink 999068 - Disclosure - Basis of preparation - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999069 - Disclosure - Material accounting policies - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999070 - Disclosure - Material accounting policies - Summary of New accounting standards and interpretations not yet adopted (Detail) link:presentationLink link:definitionLink link:calculationLink 999071 - Disclosure - Segment Information - Summary of Operating Segments (Detail) link:presentationLink link:definitionLink link:calculationLink 999072 - Disclosure - Segment Information - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999073 - Disclosure - Segment Information - Summary of Geographical Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999074 - Disclosure - Cash and Cash Equivalents - Summary of Cash and Cash Equivalents (Detail) link:presentationLink link:definitionLink link:calculationLink 999075 - Disclosure - Trade accounts and other receivables - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999076 - Disclosure - Trade Accounts and Other Receivables - Summary of Trade Accounts and Other Receivables (Detail) link:presentationLink link:definitionLink link:calculationLink 999077 - Disclosure - Trade Accounts and Other Receivables - Summary of Changes in the Allowance for Doubtful Accounts (Detail) link:presentationLink link:definitionLink link:calculationLink 999078 - Disclosure - Finance Receivables - Summary of Finance Receivables (Detail) link:presentationLink link:definitionLink link:calculationLink 999079 - Disclosure - Finance Receivables - Summary of Contractual Maturities (Detail) link:presentationLink link:definitionLink link:calculationLink 999080 - Disclosure - Finance Receivables - Summary of Disclosure Of Financial Receivables Of Geographical Areas (Detail) link:presentationLink link:definitionLink link:calculationLink 999081 - Disclosure - Finance Receivables - Summary of Finance Leases Receivables (Detail) link:presentationLink link:definitionLink link:calculationLink 999082 - Disclosure - Other Financial Assets - Summary of Other Financial Assets by Component (Detail) link:presentationLink link:definitionLink link:calculationLink 999083 - Disclosure - Other Financial Assets - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999084 - Disclosure - Other Financial Assets - Summary of Stock at Fair Value Through Other Comprehensive Income (Detail) link:presentationLink link:definitionLink link:calculationLink 999085 - Disclosure - Other Financial Assets - Summary of Fair Value of Investments in Equity Instruments Designated at Fair Value Through Other Comprehensive Income (Detail) link:presentationLink link:definitionLink link:calculationLink 999086 - Disclosure - Inventories - Summary of Inventories (Detail) link:presentationLink link:definitionLink link:calculationLink 999087 - Disclosure - Assets held for sale - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999088 - Disclosure - Assets held for sale - Summary of Detailed Information of Assets Held for Sale (Detail) link:presentationLink link:definitionLink link:calculationLink 999089 - Disclosure - Investments Accounted for Using the Equity Method - Summary of Investments in Equity Accounted Investees (Detail) link:presentationLink link:definitionLink link:calculationLink 999090 - Disclosure - Investments Accounted for Using the Equity Method - Summary of Combined Information of Investments Accounted for Using the Equity Method (Detail) link:presentationLink link:definitionLink link:calculationLink 999091 - Disclosure - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) link:presentationLink link:definitionLink link:calculationLink 999092 - Disclosure - Property, Plant and Equipment - Summary of Vehicles and Equipment on Operating Leases (Detail) link:presentationLink link:definitionLink link:calculationLink 999093 - Disclosure - Property, Plant and Equipment - Summary of Future Rentals from Vehicles and Equipment on Operating Leases (Detail) link:presentationLink link:definitionLink link:calculationLink 999094 - Disclosure - Property, Plant and Equipment - Additional information (Detail) link:presentationLink link:definitionLink link:calculationLink 999095 - Disclosure - Right of Use Assets and Lease Liabilities - Summary of Right of Use Asset and Lease Liability (Detail) link:presentationLink link:definitionLink link:calculationLink 999096 - Disclosure - Right of Use Assets and Lease Liabilities - Summary of Gains and Losses on Lessee's Leases (Detail) link:presentationLink link:definitionLink link:calculationLink 999097 - Disclosure - Right of Use Assets and Lease Liabilities - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999098 - Disclosure - Right of Use Assets and Lease Liabilities - Summary of Maturity Analysis of the Total Future Lease Payments (Detail) link:presentationLink link:definitionLink link:calculationLink 999099 - Disclosure - Intangible Assets - Summary of Carrying Value of Intangible Assets (Detail) link:presentationLink link:definitionLink link:calculationLink 999100 - Disclosure - Intangible Assets - Summary of Changes in Cost, Accumulated Amortization and Impairment Losses of Intangible Assets (Detail) link:presentationLink link:definitionLink link:calculationLink 999101 - Disclosure - Income Taxes - Summary of Components of Deferred Tax Assets and Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999102 - Disclosure - Income Taxes - Summary of Changes in Deferred Tax Assets and Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999103 - Disclosure - Income Taxes - Summary of Temporary Differences of Unused Tax Losses and Unused Tax Credits of Unrecognized Deferred Tax Assets (Detail) link:presentationLink link:definitionLink link:calculationLink 999104 - Disclosure - Income Taxes - Summary of Unrecognized Deferred Tax Assets on Tax Losses Carryforwards (Detail) link:presentationLink link:definitionLink link:calculationLink 999105 - Disclosure - Income Taxes - Summary of Unrecognized Deferred Tax Assets on Tax Credit Carryforward (Detail) link:presentationLink link:definitionLink link:calculationLink 999106 - Disclosure - Income Taxes - Summary of Income Tax Expense (Detail) link:presentationLink link:definitionLink link:calculationLink 999107 - Disclosure - Income Taxes - Summary of Reconciliation of Statutory Tax Rate and Effective Income Tax Rate (Detail) link:presentationLink link:definitionLink link:calculationLink 999108 - Disclosure - Income Taxes - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999109 - Disclosure - Trade Accounts and Other Payables - Summary of Trade Accounts and Other Payables (Detail) link:presentationLink link:definitionLink link:calculationLink 999110 - Disclosure - Financial liabilities - Summary of Financial Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999111 - Disclosure - Financial liabilities - Summary of Short Term Debt (Detail) link:presentationLink link:definitionLink link:calculationLink 999112 - Disclosure - Financial liabilities - Summary of Short Term Debt (Parenthetical) (Detail) link:presentationLink link:definitionLink link:calculationLink 999113 - Disclosure - Financial liabilities - Summary of Long Term Debt (Detail) link:presentationLink link:definitionLink link:calculationLink 999114 - Disclosure - Financial liabilities - Summary of Long Term Debt (Parenthetical) (Detail) link:presentationLink link:definitionLink link:calculationLink 999115 - Disclosure - Financial liabilities - Summary of Asset Pledged as Collateral (Detail) link:presentationLink link:definitionLink link:calculationLink 999116 - Disclosure - Financial liabilities - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999117 - Disclosure - Other financial liabilities - Summary Of Other Financial Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999118 - Disclosure - Financial Risks - Summary of Net Changes in the Allowance for Credit Losses (Detail) link:presentationLink link:definitionLink link:calculationLink 999119 - Disclosure - Financial Risks - Summary of Retail Receivables Segregated into Aging Categories Based on the Numbers of the Days Outstanding (Detail) link:presentationLink link:definitionLink link:calculationLink 999120 - Disclosure - Financial Risks - Summary of Breakdown of Wholesale Receivables and Dealer Loan Receivables (Detail) link:presentationLink link:definitionLink link:calculationLink 999121 - Disclosure - Financial Risks - Summary of Non-derivative Financial Liabilities and Derivative Financial Liabilities by a Remaining Contract Maturity Period (Detail) link:presentationLink link:definitionLink link:calculationLink 999122 - Disclosure - Financial Risks - Summary of Unused Amount in Funding With Issuance Limit (Detail) link:presentationLink link:definitionLink link:calculationLink 999123 - Disclosure - Financial Risks - Summary of Value-At-Risk Analysis Measurement Foreign Currency Positions (Detail) link:presentationLink link:definitionLink link:calculationLink 999124 - Disclosure - Financial Risks - Summary of Sensitivity Analysis of Fair Value Measurement To Changes in Unobservable Inputs, Assets (Detail) link:presentationLink link:definitionLink link:calculationLink 999125 - Disclosure - Financial Risks - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999126 - Disclosure - Fair Value Measurements - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999127 - Disclosure - Fair Value Measurements - Fair Values of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) link:presentationLink link:definitionLink link:calculationLink 999128 - Disclosure - Fair Value Measurements - Changes in Level 3 Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) link:presentationLink link:definitionLink link:calculationLink 999129 - Disclosure - Fair Value Measurements - Summary of Carrying Amount And Fair Value of Financial Assets And Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999130 - Disclosure - Offsetting Financial Assets and Liabilities - Summary of Offsetting Financial Assets and Financial Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999131 - Disclosure - Employee Benefits - Summary of Defined Benefit Plans (Detail) link:presentationLink link:definitionLink link:calculationLink 999132 - Disclosure - Employee Benefits - Summary of Defined Benefit Obligation And Unfunded Defined Benefit Obligation (Detail) link:presentationLink link:definitionLink link:calculationLink 999133 - Disclosure - Employee Benefits - Summary of Amounts Recognized in the Consolidated Statement of Financial Position are Comprised (Detail) link:presentationLink link:definitionLink link:calculationLink 999134 - Disclosure - Employee Benefits - Summary of Disclosure of Information About Maturity Profile of Defined Benefit Obligation (Detail) link:presentationLink link:definitionLink link:calculationLink 999135 - Disclosure - Employee Benefits - Summary of Assumptions Used Defined Benefit Provident Fund Plan (Detail) link:presentationLink link:definitionLink link:calculationLink 999136 - Disclosure - Employee Benefits - Summary of Fair Value of Classes of Plan Assets (Detail) link:presentationLink link:definitionLink link:calculationLink 999137 - Disclosure - Employee Benefits - Summary of Funding Requirement and Asset Ceiling (Detail) link:presentationLink link:definitionLink link:calculationLink 999138 - Disclosure - Employee Benefits - Summary of Sensitivity Analysis For Actuarial Assumptions Defined Benefit Obligations (Detail) link:presentationLink link:definitionLink link:calculationLink 999139 - Disclosure - Employee Benefits - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999140 - Disclosure - Liabilities for Quality Assurance - Summary of Net Change in Liabilities for Quality Assurances (Detail) link:presentationLink link:definitionLink link:calculationLink 999141 - Disclosure - Liabilities for Quality Assurance - Summary of Net Changes in Liabilities for Recalls and Other Safety Measures (Detail) link:presentationLink link:definitionLink link:calculationLink 999142 - Disclosure - Provisions - Summary of change in provisions (Detail) link:presentationLink link:definitionLink link:calculationLink 999143 - Disclosure - Provisions - Summary of Financial Information of Provisions (Detail) link:presentationLink link:definitionLink link:calculationLink 999144 - Disclosure - Equity and Other Equity Items - Summary of Shareholder's Equity and Short-term and Long-term Debt (Detail) link:presentationLink link:definitionLink link:calculationLink 999145 - Disclosure - Equity and Other Equity Items - Disclosure of Classes of Share Capital (Detail) link:presentationLink link:definitionLink link:calculationLink 999146 - Disclosure - Equity and Other Equity Items - Disclosure of Matters Relating To Repurchase (Detail) link:presentationLink link:definitionLink link:calculationLink 999147 - Disclosure - Equity and Other Equity Items - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999148 - Disclosure - Equity and Other Equity Items - Disclosure of Other Components of Equity (Detail) link:presentationLink link:definitionLink link:calculationLink 999149 - Disclosure - Equity and Other Equity Items - Disclosure of Detailed Information About Other Comprehensive Income and the Corresponding Tax Benefits (Detail) link:presentationLink link:definitionLink link:calculationLink 999150 - Disclosure - Equity and Other Equity Items - Disclosure of Detailed Information About Dividends Paid (Detail) link:presentationLink link:definitionLink link:calculationLink 999151 - Disclosure - Sales Revenues - Summary Of Sales Revenues From External Customers By Business And By Product Category (Detail) link:presentationLink link:definitionLink link:calculationLink 999152 - Disclosure - Sales Revenues - Summary Of Breakdown Of Income From Leases Included in Finance Income From Finance Business (Detail) link:presentationLink link:definitionLink link:calculationLink 999153 - Disclosure - Sales Revenues - Summary Of Breakdown Of Contract Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 999154 - Disclosure - Sales Revenues - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999155 - Disclosure - Research and Development Cost - Disclosure of Breakdown of Research and Development Expense (Detail) link:presentationLink link:definitionLink link:calculationLink 999156 - Disclosure - Other Finance Income and Costs - Summary of Other Finance Income and Costs (Detail) link:presentationLink link:definitionLink link:calculationLink 999157 - Disclosure - Earnings Per Share - Reconciliation of The Difference Between Basic And Diluted Earnings Per Share (Detail) link:presentationLink link:definitionLink link:calculationLink 999158 - Disclosure - Earnings Per Share - Summary of Shareholders' Equity Per Share (Detail) link:presentationLink link:definitionLink link:calculationLink 999159 - Disclosure - Stock-based compensation - Summary of Number of shares granted during the period (Detail) link:presentationLink link:definitionLink link:calculationLink 999160 - Disclosure - Stock-based compensation - Summary of The fair value of TMC's shares granted during the period (Detail) link:presentationLink link:definitionLink link:calculationLink 999161 - Disclosure - Stock-based compensation - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999162 - Disclosure - Contractual commitments and contingent liabilities - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999163 - Disclosure - Details of Company Organization - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999164 - Disclosure - Related party transactions - Balances of Receivables and Payables with Associates and Joint Ventures (Detail) link:presentationLink link:definitionLink link:calculationLink 999165 - Disclosure - Related party transactions - Summary of Related Party Transactions (Detail) link:presentationLink link:definitionLink link:calculationLink 999166 - Disclosure - Related party transactions - Disclosure of Key Management personnel (Detail) link:presentationLink link:definitionLink link:calculationLink 999167 - Disclosure - Related party transactions - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999168 - Disclosure - Supplemental cash flow information - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 999169 - Disclosure - Significant subsequent events - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1007 - Statement - CONSOLIDATED STATEMENT OF INCOME Alternate 1 link:presentationLink link:definitionLink link:calculationLink 1008 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME Alternate 1 link:presentationLink link:definitionLink link:calculationLink 1009 - Statement - Financial liabilities - Summary of Asset Pledged as Collateral (Detail) Alternate 1 link:presentationLink link:definitionLink link:calculationLink Cover [Abstract] Document Information [Table] Document Information [Line Items] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Current Reporting Status Entity Filer Category Entity Common Stock, Shares Outstanding Entity Voluntary Filers Entity Shell Company Entity Emerging Growth Company Document Registration Statement Document Annual Report Document Transition Report Entity Interactive Data Current Document Shell Company Report Entity File Number Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, City or Town Entity Address, Country Entity Address, Postal Zip Code Document Accounting Standard Trading Symbol Title of 12(b) Security Security Exchange Name Contact Personnel Name No Trading Symbol Flag ICFR Auditor Attestation Flag City Area Code Local Phone Number Auditor Name Auditor Firm ID Auditor Location Document Financial Statement Error Correction [Flag] Classes of share capital [axis] Classes of share capital [domain] ADR [Member] American Depositary Shares [Member] Ordinary shares [member] Common Stock [Member] Common stock issued [Member] Common shares [Member] Entity Addresses, Address Type [Axis] Entity Addresses, Address Type [Axis] Address Type [Domain] Address Type [Domain] Business Contact [Member] Business Contact [Member] Statement of financial position [abstract] Statements [Table] Statement [Table] Statement [Table] Statements [Line Items] Statement [Line Items] Statement [Line Items] Statements [Line Items]. Assets [abstract] Assets Current assets [abstract] Current assets Cash and cash equivalents Cash and cash equivalents Cash and cash equivalents at beginning of year Cash and cash equivalents at end of year Total Cash and cash equivalents Trade and other current receivables Trade accounts and other receivables Total Current Receivables Related To Financial Services Receivables related to financial services The amount of current receivables related to financial services. Other current financial assets Other financial assets Current assets Current inventories Inventories Total Current tax assets, current Income tax receivable Other current assets Other current assets Current assets Total current assets Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners Subtotal Non-current assets or disposal groups classified as held for sale or as held for distribution to owners Assets held for sale Total Non-current assets [abstract] Non-current assets Investments accounted for using equity method Investments accounted for using the equity method Investments accounted for using the equity method Total Noncurrent Receivables Related To Financial Services Receivables related to financial services The amount of non-current receivables related to financial services. Other non-current financial assets Other financial assets Non-current assets Property, plant and equipment [abstract] Property, plant and equipment Land Land Buildings Buildings Construction in progress Construction in progress Total Property Plant And Equipment At Cost Total property, plant and equipment, at cost Gross amount of property plant and equipment. Property, plant and equipment Total property, plant and equipment, net Total property, plant and equipment, net Balance at beginning Balance at ending Property, plant and equipment Machinery Machinery and equipment Vehicles And Equipment On Operating Leases Vehicles and equipment on operating leases Vehicles and equipment on operating leases. Accumulated Depreciation And Impairment Losses Less - Accumulated depreciation and impairment losses Less - Accumulated depreciation and impairment losses Accumulated depreciation and impairment losses. Right-of-use assets Right of use assets Types of Original Assets Intangible assets and goodwill Intangible assets Opening Balance Closing Balance Deferred tax assets Deferred tax assets Other non-current non-financial assets Other non-current assets Non-current assets Total non-current assets Assets Total assets Total assets Total assets Equity and liabilities [abstract] Equity and liabilities Liabilities [abstract] Liabilities Current liabilities [abstract] Current liabilities Trade and other current payables Trade accounts and other payables Total Current borrowings and current portion of non-current borrowings Short-term and current portion of long-term debt Accruals classified as current Accrued expenses Other current financial liabilities Other financial liabilities Current liabilities Current tax liabilities, current Income taxes payable Liabilities for quality assurance Liabilities for quality assurance Liabilities for quality assurance Other current non-financial liabilities Other current liabilities Current liabilities Total current liabilities Current provisions Provisions Current provisions Current liabilities Current liabilities other than liabilities included in disposal groups classified as held for sale Subtotal Liabilities included in disposal groups classified as held for sale Liabilities directly associated with assets held for sale Total Non-current liabilities [abstract] Non-current liabilities Non-current portion of non-current borrowings Long-term debt Total Other non-current financial liabilities Other financial liabilities Non-current liabilities Non-current net defined benefit liability Retirement benefit liabilities Deferred tax liabilities Deferred tax liabilities Deferred tax liabilities Other non-current non-financial liabilities Other non-current liabilities Non-current liabilities Total non-current liabilities Non-current provisions Provisions Non-current provisions Non-current liabilities Liabilities Total liabilities Equity [abstract] Shareholders' equity Issued capital Common stock Additional paid-in capital Additional paid-in capital Retained earnings Retained earnings Other equity interest Other components of equity Treasury shares Treasury stock Equity attributable to owners of parent Total Toyota Motor Corporation shareholders' equity Toyota Motor Corporation shareholder's equity Toyota Motor Corporation shareholders' equity Non-controlling interests Non-controlling interests Equity Total shareholders' equity Beginning balance Ending balance Amount recognised in other comprehensive income and accumulated in equity relating to non-current assets or disposal groups held for sale Other comprehensive income associated with assets held for sale Total Equity and liabilities Total liabilities and shareholders' equity Statement [Axis] Statement [axis] Statement. Statement [Member] Statement [member] Statement. Profit or loss [abstract] Revenue [abstract] Sales revenues Revenue Total sales revenues Sales revenues Total sales revenues Cost And Expenses [Abstract] Costs and expenses Cost of sales Cost of goods and services sold Selling, general and administrative expense Selling, general and administrative Operating expense Total costs and expenses Operating expenses Profit (loss) from operating activities Operating income Operating income Share of profit (loss) of associates and joint ventures accounted for using equity method Share of profit (loss) of investments accounted for using the equity method Share of profit (loss) of investments accounted for using the equity method Total Other finance income Other finance income Total Other finance cost Other finance costs Total Foreign exchange gain (loss) Foreign exchange gain (loss), net Other gains (losses) Other income (loss), net Profit (loss) before tax Income before income taxes Tax expense (income) Income tax expense Income tax expense Profit (loss) Net income Net income Earnings per share [abstract] Earnings per share attributable to Toyota Motor Corporation Basic earnings (loss) per share Basic Basic earnings per share attributable to Toyota Motor Corporation Diluted earnings (loss) per share Diluted Diluted earnings per share attributable to Toyota Motor Corporation Profit (loss), attributable to [abstract] Net income attributable to Profit (loss), attributable to owners of parent Toyota Motor Corporation Net income attributable to Toyota Motor Corporation Profit (loss), attributable to non-controlling interests Non-controlling interests Products and services [axis] Products and services [domain] Sale Of Products [Member] Sales of products [Member] Financial Services Business [Member] Financial services [Member] Financial services [Member] Financial Services Business [member]. Statement of comprehensive income [abstract] Statement of comprehensive income [abstract] Other comprehensive income [abstract] Other comprehensive income, net of tax Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] Items that will not be reclassified to profit (loss) Net Changes In Revaluation Of Financial Assets Measured At Fair Value Through Other Comprehensive Income Net changes in revaluation of financial assets measured at fair value through other comprehensive income The amount of other comprehensive income, net of tax, that will not be reclassified to profit or loss, related to financial assets measured at fair value through other comprehensive income. Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans Remeasurements of defined benefit plans Net changes (After tax) Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, net of tax Share of other comprehensive income of equity method investees Net changes (After tax) Other comprehensive income that will not be reclassified to profit or loss, net of tax Total of items that will not be reclassified to profit (loss) Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Items that may be reclassified subsequently to profit (loss) Other comprehensive income, net of tax, exchange differences on translation Exchange differences on translating foreign operations Net changes (After tax) Other comprehensive income, net of tax, financial assets measured at fair value through other comprehensive income Net changes in revaluation of financial assets measured at fair value through other comprehensive income Net changes (After tax) Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax Share of other comprehensive income of equity method investees Net changes (After tax) Other comprehensive income that will be reclassified to profit or loss, net of tax Total of items that may be reclassified subsequently to profit (loss) Other comprehensive income Total other comprehensive income, net of tax Other comprehensive income, net of tax Comprehensive income Comprehensive income Total comprehensive income Comprehensive income attributable to [abstract] Comprehensive income for the period attributable to Comprehensive income, attributable to owners of parent Toyota Motor Corporation Comprehensive income, attributable to non-controlling interests Non-controlling interests Statement of changes in equity [abstract] Statement of changes in equity [table] Components of equity [axis] Components of equity [domain] Equity [Member] Treasury shares [Member] Treasury stock [Member] Issued capital [Member] Common Stock [Member] Retained earnings [Member] Retained earnings [Member] Other equity interest [member] Other components of equity [Member] Equity attributable to owners of parent [Member] Toyota Motor Corporation shareholders' equity [Member] Non-controlling interests [member] Non-controlling interests [Member] Additional paid-in capital [member] Additional paid-in capital [Member] Amount recognised in other comprehensive income and accumulated in equity relating to non-current assets or disposal groups held for sale [member] Other comprehensive income associated with assets held for sale [Member] Other comprehensive income associated with assets held for sale [member] Statement of changes in equity [line items] Comprehensive income [abstract] Comprehensive income Transactions With Owners And Other [Abstract] Transactions with owners and other Transactions with owners and other Abstract. Dividends recognised as distributions to owners Dividends paid Repurchase Of Treasury Stocks Repurchase of treasury stock Repurchase of treasury stocks. Sale or issue of treasury shares Reissuance of treasury stock Increase (decrease) through other changes, equity Equity transactions and other Transactions with owners and other Total transactions with owners and other Transactions with owners and other. Cancellation of treasury shares Retirement of treasury stock Increase (decrease) through transfer between revaluation surplus and retained earnings, equity Reclassification to retained earnings Increase Decrease Through Transfer To Other Comprehensive Income Relating To Noncurrent Assets Or Disposal Groups Held For Sale Transfer to other comprehensive income associated with assets held for sale Transfer to other comprehensive income associated with assets held for sale Increase decrease through transfer to other comprehensive income relating to noncurrent assets or disposal groups held for sale. Statement of cash flows [abstract] Cash flows from (used in) operating activities [abstract] Cash flows from operating activities Adjustments for depreciation and amortisation expense Depreciation and amortization Adjustments For Interest Income And Interest Costs Related To Financial Services Interest income and interest costs related to financial services, net Adjustments for interest income and interest costs related to financial services. Adjustments for income tax expense Income tax expense Adjustments for decrease (increase) in trade and other receivables (Increase) decrease in trade accounts and other receivables Adjustments For Decrease Increase In Receivables Related To Financial Services (Increase) decrease in receivables related to financial services Adjustments for decrease increase in receivables related to financial services. Adjustments for decrease (increase) in inventories (Increase) decrease in inventories Adjustments for decrease (increase) in other current assets (Increase) decrease in other current assets Adjustments for increase (decrease) in trade and other payables Increase (decrease) in trade accounts and other payables Adjustments for increase (decrease) in other current liabilities Increase (decrease) in other current liabilities Adjustments for increase (decrease) in employee benefit liabilities Increase (decrease) in retirement benefit liabilities Other inflows (outflows) of cash, classified as operating activities Other, net Interest received, classified as operating activities Interest received Dividends received, classified as operating activities Dividends received Interest paid, classified as operating activities Interest paid Income taxes paid (refund), classified as operating activities Income taxes paid, net of refunds Cash flows from (used in) operating activities Net cash provided by (used in) operating activities Increase (decrease) in working capital Changes in operating assets and liabilities, and other Cash flows from (used in) investing activities [abstract] Cash flows from investing activities Purchase Of Property Plant And Equipment Excluding Equipment Leased To Others Classified As Investing Activities Additions to fixed assets excluding equipment leased to others The cash outflow for the purchases of property, plant and equipment,excluding equipment leased to others classified as investing activities. Purchase Of Equipment Leased To Others Classified As Investing Activities Additions to equipment leased to others The cash outflow for the equipment leased to others classified as investing activities. Proceeds From Sales Of Property Plant And Equipment Excluding Equipment Leased To Others Classified As Investing Activities Proceeds from sales of fixed assets excluding equipment leased to others Proceeds from sales of property plant and equipment excluding equipment leased to others classified as investing activities. Proceeds From Sales Of Equipment Leased To Others Classified As Investing Activities Proceeds from sales of equipment leased to others The cash inflow from sales of equipment leased to others classified as investing activities. Purchase of intangible assets, classified as investing activities Additions to intangible assets Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities Additions to public and corporate bonds and stocks Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities Proceeds from sales of public and corporate bonds and stocks Proceeds Upon Maturity Of Public And Corporate Bonds Classified As Investing Activities Proceeds upon maturity of public and corporate bonds Proceeds upon maturity of public and corporate bonds. Other inflows (outflows) of cash, classified as investing activities Other, net Cash flows from (used in) investing activities Net cash provided by (used in) investing activities Cash flows from (used in) financing activities [abstract] Cash flows from financing activities Cash flows from (used in) increase (decrease) in current borrowings Increase (decrease) in short-term debt Proceeds from non-current borrowings Proceeds from long-term debt Repayments of non-current borrowings Payments of long-term debt Dividends paid to equity holders of parent, classified as financing activities Dividends paid to Toyota Motor Corporation common shareholders Dividends paid to non-controlling interests, classified as financing activities Dividends paid to non-controlling interests Cash flows from (used in) financing activities Net cash provided by (used in) financing activities Reissuance Repurchase Of Treasury Stock Reissuance (repurchase) of treasury stock Reissuance (repurchase) of treasury stock. Other inflows (outflows) of cash, classified as financing activities Other, net Effect of exchange rate changes on cash and cash equivalents Effect of exchange rate changes on cash and cash equivalents Increase (decrease) in cash and cash equivalents Net increase (decrease) in cash and cash equivalents Increase Decrease In Cash And Cash Equivalents Resulting From Transfer To Noncurrent Assets Or Disposal Groups Held For Sale Net increase (decrease) in cash and cash equivalents resulting from transfer to assets held for sale Increase decrease In cash and cash equivalents resulting from transfer to noncurrent assets or disposal groups held for sale. Text block 1 [Abstract] Text Block [Abstract] Text Block [abstract] Text block [abstract]. Disclosure Of Reporting Entity Information Explanatory Reporting entity The disclosure of reporting entity information explanatory. Disclosure of basis of preparation of financial statements [text block] Basis of preparation Disclosure of material accounting policy information [text block] Material accounting policies Disclosure of accounting judgements and estimates [text block] Significant accounting judgments and estimates Disclosure of entity's operating segments [text block] Segment information Disclosure of cash and cash equivalents [text block] Cash and cash equivalents Disclosure of trade and other receivables [text block] Trade accounts and other receivables Finance Receivables Explanatory Finance receivables The disclosure of finance receivables. Disclosure Of Other Financial Assets Explanatory Other financial assets The entire disclosure of other financial assets. Disclosure of inventories [text block] Inventories Disclosure Of Noncurrent Assets Or Disposal Groups Classified As Held For Sale [Abstract] Disclosure of non-current assets or disposal groups classified as held for sale. Disclosure of non-current assets or disposal groups classified as held for sale [text block] Assets held for sale Disclosure of investments accounted for using equity method [text block] Investments accounted for using the equity method Disclosure of property, plant and equipment [text block] Property, plant and equipment Right Of Use Assets And Lease Liabilities Explanatory Right of use assets and lease liabilities The disclosure of right of use assets and lease liabilities. Disclosure of detailed information about intangible assets [abstract] Disclosure of intangible assets [text block] Intangible assets Disclosure of income tax [text block] Income taxes Disclosure of trade and other payables [text block] Trade accounts and other payables Disclosure of financial liabilities [text block] Financial liabilities Other Financial Liabilitie Other financial liabilities Other financial liabilities. Disclosure of financial risk management [text block] Financial risks Disclosure of fair value measurement [text block] Fair value measurements Disclosure of offsetting of financial assets and financial liabilities [text block] Offsetting financial assets and liabilities Disclosure of employee benefits [text block] Employee benefits Disclosure of Liabilities for quality assurances [Text Block] Liabilities for quality assurance Disclosure of Liabilities for quality assurances [Text Block] Disclosure Of Provisions [Abstract] Disclosure of provisions [text block] Disclosure of share capital, reserves and other equity interest [text block] Equity and other equity items Disclosure of revenue [text block] Sales revenues Disclosure of research and development expense [text block] Research and development cost Disclosure of finance income (cost) [text block] Other finance income and costs Disclosure of earnings per share [text block] Earnings per share Disclosure Of Share based Payment Arrangements [Abstract] Disclosure of share-based payment arrangements [text block] Stock-based compensation Disclosure of commitments and contingent liabilities [text block] Contractual commitments and contingent liabilities Disclosure of information about consolidated structured entities [text block] Details of company organization Disclosure of related party [text block] Related party transactions Disclosure Of Supplement Cash Flow Information Explanatory [Text Block] Supplemental cash flow information Disclosure of supplement cash flow information explanatory. Disclosure of non-adjusting events after reporting period [text block] Significant subsequent events Disclosure of basis of consolidation [text block] Basis of consolidation Description of accounting policy for foreign currency translation [text block] Foreign currency translation Description of accounting policy for determining components of cash and cash equivalents [text block] Cash and cash equivalents Description of accounting policy for financial instruments [text block] Financial instruments Description of accounting policy for measuring inventories [text block] Inventories Description of accounting policy for property, plant and equipment [text block] Property, plant and equipment Description of accounting policy for intangible assets and goodwill [text block] Intangible assets Description of accounting policy for impairment of non-financial assets [text block] Impairment of non-financial assets Description of accounting policy for leases [text block] Leases Description of accounting policy for employee benefits [text block] Employee benefit obligations Description of accounting policy for recognition of revenue [text block] Revenue recognition Description of accounting policy for income tax [text block] Income taxes Description of accounting policy for earnings per share [text block] Earnings per share attributable to Toyota Motor Corporation Description Of Accounting Policy For Allowance For Credit Losses On Finance Receivables Explanatory [Text Block] Allowance for credit losses on finance receivables The description of the entity's accounting policy for allowance for credit losses on finance receivables. Description Of Accounting Policy For Liabilities For Quality Assurance Explanatory [Text Block] Liabilities for quality assurance Description of accounting policy for liabilities for quality assurance explanatory. Finance Receivables Policy Explanatory Finance receivables The description of the entity's accounting policy for finance receivables. Description Of Accounting Policy For New Accounting Standards And Interpretations Not Yet Adopted Explanatory [Policy Text Block] New accounting standards and interpretations not yet adopted Description of accounting policy for new accounting standards and interpretations not yet adopted explanatory. Description of accounting policy for non-current assets or disposal groups classified as held for sale [text block] Non-current assets held for sale Description of accounting policy for provisions [text block] Provisions Description of accounting policy for share-based payment transactions [text block] Share-based payment Disclosure of expected impact of initial application of new standards or interpretations [text block] Disclosure of new accounting standards and interpretations not yet adopted Disclosure of operating segments [abstract] Disclosure of operating segments [text block] Disclosure of Operating Segments Disclosure of geographical areas [text block] Disclosure of Geographic Information Cash and cash equivalents [abstract] Disclosure Of Breakdown Of Cash And Cash Equivalents Explanatory Disclosure of Cash and Cash Equivalents Breakdown of cash and cash equivalents explanatory. Disclosure of allowance for credit losses [text block] Disclosure of changes in the allowance for doubtful accounts Disclosure of Net Changes in the Allowance for Credit Losses Breakdown Of Disclosure Of Trade And Other Receivables Explanatory Disclosure of trade accounts and other receivable Breakdown of Disclosure of trade and other receivables. Disclosure Of Detailed Information Of Finance Receivables Explanatory Disclosure of Finance Receivables The disclosure of detailed information of finance receivables explanatory. Disclosure Of Maturity Analysis Of Retail Receivables Future Lease Payments For Finance Leases Receivables Wholesale Receivables And Other Dealer Loans Explanatory [Text Block] Disclosure of Contractual Maturities The disclosure of maturity analysis of retail receivables, future lease payments for finance leases receivables, wholesale receivables and other dealer loans explanatory. Disclosure Of Detailed Information Of Finance Leases Receivables Explanatory [Text Block] Disclosure of Finance Leases Receivables The disclosure of detailed information of finance leases receivables explanatory. Disclosure Of Financial Receivables Of Geographical Areas Explanatory [Table Text Block] Disclosure Of Financial Receivables Of Geographical Areas Disclosure Of Financial Receivables Of Geographical Areas Explanatory. Disclosure Of Other Financial Assets By Component Explanatory Disclosure of Other Financial Assets by Component Disclosure of other financial assets by component [text block]. Disclosure Of Major Securities Included In Financial Assets Measured At Fair Value Through Other Comprehensive Income Explanatory Disclosure of Major Securities Included in Stock Measured at Fair Value Through Other Comprehensive Income Disclosure of major securities included in financial assets measured at fair value through other comprehensive income. Disclosure Of Fair Values And Total Accumulated Other Comprehensive Income At Derecognition Disclosure of fair values and total accumulated other comprehensive income at derecognition Disclosure of fair values and total accumulated other comprehensive income at derecognition. Disclosure Of Detailed Information About Inventories Explanatory [Text Block] Disclosure of Inventories Disclosure of detailed information about inventories explanatory Disclosure of Detailed Information of Assets Held for Sale [Abstract] Disclosure of Detailed Information of Assets Held for Sale Explanatory [Text Block] Summary of Detailed Information of Assets Held for Sale Disclosure of detailed information of assets held for sale explanatory. Disclosure Of Detailed Information AboutInvestments Accounted For Using Equity Method Explanatory [Text Block] Disclosure of Investments in Equity Accounted Investees Disclosure of detailed information about investments accounted for using equity method explanatory. Disclosure Of Detailed Information About Combined Investments Accounted For Using Equity Method Explanatory [Text Block] Disclosure of Combined Information of Investments Accounted for Using the Equity Method Disclosure of detailed information about combined investments accounted for using equity method explanatory. Disclosure of detailed information about property, plant and equipment [text block] Disclosure of Property, Plant and Equipment Disclosure Of Detailed Information About Vehicles And Equipment On Operating Leases [Text Block] Disclosure of Vehicles and Equipment on Operating Leases Disclosure of detailed information about vehicles and equipment on operating leases. Disclosure of detailed information about Future rentals from vehicles and equipment on operating leases [Text Block] Disclosure of Future Lease Payments To Be Received For Vehicles And Equipments On Operating Leases Disclosure of detailed information about future rentals from vehicles and equipment on operating leases. Disclosure of right of use assets and lease liabilities explanatory [Abstract] Disclosure of right of use assets and lease liabilities explanatory [Abstract] Disclosure of right of use assets and lease liabilities explanatory Disclosure of quantitative information about right-of-use assets [text block] Disclosure of Right of Use Asset and Lease Liabilities Disclosure Of Quantitative Information About Lessees Leases Disclosure of Gains and Losses on Lessee's Leases Disclosure of quantitative information about lessee's leases. Disclosure Of Maturity Analysis Of The Total Future Lease Payments And The Adjustment To The Present Value Explanatory Disclosure of Maturity Analysis of the Total Future Lease Payments and the adjustment to the present value Disclosure of Maturity Analysis of the Total Future Lease Payments and the adjustment to the present value. Disclosure Of Intangible Assets Explanatory [Abstract] Disclosure of reconciliation of changes in intangible assets and goodwill [text block] Disclosure of Changes In Cost, Accumulated Amortization of Intangible Assets Disclosure of detailed information about intangible assets [text block] Disclosure of Carrying Value of Intangible Assets Disclosure of deferred taxes [text block] Disclosure of Components of Deferred Tax Assets and Liabilities Disclosure of temporary difference, unused tax losses and unused tax credits [text block] Disclosure of Deductible Temporary Differences, Unused Tax Losses, and Unused Tax Credits for which no Deferred Tax Asset is Recognized in the Statement of Financial Position Disclosure Of Income Tax Rate Reconciliation Explanatory Disclosure of Reconciliation of Statutory Tax Rate and Effective Income Tax Rate Disclosure of income tax rate reconciliation explanatory. Disclosure Of Expected Expiration Date Of The Carryforwards Of Tax Losses For Which Deferred Tax Assets Are Not Recognized Explanatory Disclosure of Expected expiration date of the carryforwards of tax losses for which deferred tax assets are not recognized Disclosure of expected expiration date of the carryforwards of tax losses for which deferred tax assets are not recognized. Disclosure Of Expiration Date Of The Carryforwards Of Tax Credit For Which Deferred Tax Assets Are Not Recognized Explanatory Disclosure of Expected expiration date of the carryforwards of tax credit for which deferred tax assets are not recognized Disclosure of expiration date of the carryforwards of tax credit for which deferred tax assets are not recognized. Disclosure Of Income Tax Expense Disclosure of Income Tax Expense Disclosure of income tax expense. Disclosure of changes in deferred tax assets and deferred tax liabilities recognized as income tax expense in the consolidated statements of income Disclosure of Changes in Deferred Tax Assets and Deferred Tax Liabilities Recognized as Income Tax Expense in the Consolidated Statements of Income Disclosure of changes in deferred tax assets and deferred tax liabilities recognized as income tax expense in the consolidated statements of income. Disclosure of detailed information of trade accounts and other payables Disclosure of Trade Accounts and Other Payables Disclosure of detailed information of trade accounts and other payables. Disclosure of financial liabilities [abstract] Disclosure of Other financial liabilities [abstract] Disclosure Of Short Term Debt [Text Block] Disclosure of Short Term Debt Disclosure of short term debt [Text block]. Disclosure Of Long Term Borrowings [Text Block] Disclosure of Long Term Debt Disclosure of long term borrowings [Text block]. Disclosure of collateral [text block] Disclosure of Asset Pledged as Collateral Disclosure Of Financial Liabilities Consist Disclosure of Financial Liabilities Disclosure of financial liabilities consist. Disclosure Of Other Financial Liabilities Explanatory Disclosure of Other Financial Liabilities Disclosure of other financial liabilities explanatory. Disclosure Of Finance Lease Receivables Segregated Into Aging Categories Based On The Numbers Of The Days Outstanding [Text Block] Disclosure of Finance Lease Receivables Segregated into of Aging Categories Based on the Numbers of the Days Outstanding Disclosure of finance lease receivables segregated into aging categories based on the numbers of the days outstanding Disclosure Of Retail Receivables Segregated Into Aging Categories Based On The Numbers Of The Days Outstanding [Text Block] Disclosure of Retail Receivables Segregated into Aging Categories Based on the Numbers of the Days Outstanding Disclosure of retail receivables segregated into aging categories based on the numbers of the days outstanding Disclosure Of Breakdown Of Wholesale Receivables And Dealer Loan Receivables [Text Block] Disclosure of Breakdown of Wholesale Receivables and Dealer Loan Receivables Disclosure of Breakdown of wholesale receivables and dealer loan receivables by credit status, and the breakdown of lending commitments and financial guarantee contracts. Disclosure Of NonderivativeFinancial Liabilities And Derivative Financial Liabilities By A Remaining Contract Maturity Period [Text Block] Disclosure of Non-Derivative Financial Liabilities and Derivative Financial Liabilities by a Remaining Contract Maturity Period Disclosure of non-derivative financial liabilities and derivative financial liabilities by a remaining contract maturity period Disclosure Of Value At Risk Analysis Measurement Foreign Currency Positions [Text Block] Disclosure of Value-At-Risk Analysis Measurement Foreign Currency Positions Disclosure of value at risk analysis measurement foreign currency positions Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [text block] Disclosure of Sensitivity Analysis of Fair Value Measurement To Changes in Unobservable Inputs, Assets Disclosure of Unused Amount in Funding with Issuance Limit Explanatory [Table Text Block] Disclosure of Unused Amount in Funding With Issuance Limit Disclosure of unused amount in funding with issuance limit explanatory. Classes of financial instruments [axis] Classes of financial instruments [axis] Classes of financial instruments [domain] Lease receivables [member] Finance Leases [Member] Finance leases [Member] Finance lease receivables [Member] Finance lease receivables [Member] Trade receivables [member] Trade receivables [Member] Loans to corporate entities [member] Wholesale receivables and other dealer loans [Member] Disclosure Of Fair Value Measurement Of Financial Assets And Liabilities [Text Block] Disclosure of Fair Values of Assets and Liabilities Measured at Fair Value on Recurring Basis Disclosure of fair value measurement of financial assets and liabilities. Disclosure of changes in level 3 assets and liabilities measured at fair value on recurring basis [Text Block] Disclosure of Changes in Level 3 Assets and Liabilities Measured at Fair Value on Recurring Basis Disclosure of changes in level 3 assets and liabilities measured at fair value on recurring basis. Disclosure of carrying amount and fair value of financial assets and liabilities [Text Block] Disclosure of Carrying Amount And Fair Value of Financial Assets And Liabilities Disclosure of carrying amount and fair value of financial assets and liabilities. Disclosure Of Detailed Information About Offsetting Of Financial Assets And Financial Liabilities Explanatory [Text Block] Disclosure of Offsetting Financial Assets And Financial Liabilities Disclosure of detailed information about offsetting of financial assets and financial liabilities explanatory. Disclosure of defined benefit plans [text block] Disclosure of Defined Benefit Plans Disclosure of fair value of plan assets [text block] Disclosure of fair value of planned asset Disclosure of sensitivity analysis for actuarial assumptions [text block] Disclosure of Sensitivity Analysis For Actuarial Assumptions Benefit Obligations Disclosure Of Net Amounts Of Defined Benefit Plans Recognized In The Consolidated Statement Of Financial Position Explanatory Disclosure of Amounts Recognized in the Consolidated Statement of Financial Position are Comprised Net amounts of defined benefit plans recognized in the consolidated statement of financial position. Disclosure Of Actuarial Assumptions Used To Determine The Present Value Of A Defined Benefit Obligation Explanatory Disclosure of Assumptions Used Defined Benefit Provident Fund Plan The disclosure of actuarial assumptions used to determine the present value of a defined benefit obligation. Disclosure Of Funded Defined Benefit Obligation and Unfunded Defined Benefit Obligation [Table Text Block] Disclosure of Funded Defined Benefit Obligation and Unfunded Defined Benefit Obligation Disclosure of funded defined benefit obligation and the unfunded defined benefit obligation. Disclosure of Impact of Minimum Funding Requirement and Asset Ceiling Explanatory Disclosure of Impact of Minimum Funding Requirement and Asset Ceiling Disclosure of impact of minimum funding requirement and asset ceiling explanatory. Disclosure of information about maturity profile of defined benefit obligation [text block] Disclosure of Information About Maturity Profile of Defined Benefit Obligation Disclosure of net change in liabilities for quality assurances explanatory [Table Text Block] Disclosure of Net Changes in Liabilities for Quality Assurances Disclosure of net change in liabilities for quality assurances explanatory [ Table Text Block] Disclosure of net changes in liabilities for recalls and other safety measures explanatory [Text Block] Disclosure of Net Changes in Liabilities for Recalls and Other Safety Measures Disclosure of net changes in liabilities for recalls and other safety measures explanatory [ Table Text Block] Provisions [abstract] Disclosure of Detailed Information of Provisions Explanatory [Table Text Block] Disclosure of detailed information of provisions explanatory. Disclosure of Finanacial Information of Provisions Explanatory [Table Text Block] Disclosure of finanacial information of provisions explanatory. Disclosure Of Share Capital Reserves And Other Equity Interest [Abstract] Disclosure of share capital reserves and other equity interest Disclosure of treasury shares [text block] Disclosure of Matters Relating to Repurchase Disclosure Of Detailed Information About Other Components Of Equity [Text Block] Disclosure Of Detailed Information About Other Components Of Equity Disclosure Of Detailed Information About Other components of equity Disclosure Of Detailed Information About Other Comprehensive Income And The Corresponding Tax Benefits [Text Block] Disclosure Of Detailed Information About Other Comprehensive Income And The Corresponding Tax Benefits Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits Disclosure of dividends [text block] Disclosure Of Detailed Information About Dividends Paid Disclosure Of Changes In The Number Of Common Stocks Issued Explanatory Disclosure of Classes of Share Capital Changes in the number of common stocks issued. Disclosure of Detailed Information Of Equity and Short Term and Long Term Debt Explanatory Summary of Shareholder's Equity and Short-term and Long-term Debt Disclosure of detailed information of equity and short term and long term debt explanatory table text block. Summary Of Sales Revenues From External Customers By Business And By Product Category [Text Block] Disclosure of Sales Revenues From External Customers By Business And By Product Category Sales revenues from external customers by business and by product category. Summary Of Breakdown Of Income From Leases Included in Finance Income From Finance Business Disclosure of Breakdown Of Income From Leases Included in Finance Income From Finance Business Breakdown of income from leases included in finance income from finance business. Summary Of Breakdown Of Contract Liabilities Disclosure of Breakdown Of Contract Liabilities Breakdown of contract liabilities. Disclosure Of Breakdown of research and development expense [Text Block] Disclosure of Breakdown of Research and Development Expense Breakdown of research and development expense. Disclosure of Other finance income and costs [Abstract] Disclosure of Other finance income and costs Disclosure Of Other Finance Income And costs Explanatory Disclosure of Other Finance Income and Costs Disclosure of Other finance income and costs explanatory. Disclosure of Shareholders Equity Per Share [Text Block] Disclosure of Shareholders' Equity Per Share Disclosure of Shareholders' equity per share. Disclosure of Reconciliation Between Basic And Diluted Earning Per Share [Text Block] Disclosure of the Difference Between Basic And Diluted Earnings Per Share Disclosure of reconciliation between basic and diluted earning per share. Disclosure of terms and conditions of share-based payment arrangement [text block] Disclosure of the fair value of TMC's shares granted during the period Disclosure Of Number And Fair Value Of Other Equity Instruments Explanatory Disclosure of Number of shares granted during the period Disclosure of number and fair value of other equity instruments explanatory. Disclosure Of Revenue And Cost Of Sales Of Related Party Explanatory Disclosure of Related Party Transactions Disclosure of revenue and cost of sales of related party explanatory​. Disclosure Of Balances And Turnover Of Receivables And Payables With Associates And Joint Ventures Accounted For Under The Equity Method [Text Block] Disclosure of Balances and Turnover of Receivables and Payables with Associates and Joint Ventures Accounted For Under the Equity Method Disclosure of balances and turnover of receivables and payables with associates and joint ventures accounted for under the equity method. Disclosure Of Key Management Personnel Disclosure of Key Management Personnel Disclosure of key management personnel. Disclosure Of Basis Of Preparation [Table] Disclosure of basis of preparation. Disclosure Of Basis Of Preparation [Line Items] Reclassification Of Liabilities [Axis] Reclassification Of Liabilities [Domain] Reclassification From Other Liabilities To Provisions [Member] Useful life measured as period of time, property, plant and equipment Estimated useful lives of property, plant and equipment Useful life measured as period of time, intangible assets other than goodwill Estimated useful lives of intangible assets Range [axis] Range [domain] Bottom of range [Member] MInimum [Member] Top of range [Member] Maximum [Member] Classes of property, plant and equipment [axis] Classes of property, plant and equipment [axis] Classes of property, plant and equipment [domain] Buildings [Member] Buildings [Member] Machinery [member] Machinery and equipment [Member] Vehicles And Equipment On Operating Leases [Member] Vehicles and equipment on operating leases [Member] Vehicles and equipment on operating leases, net [Member] Vehicles and equipment on operating leases member. Classes of intangible assets other than goodwill [axis] Classes of intangible assets other than goodwill [domain] Capitalised development expenditure [Member] Capitalised development cost [Member] Capitalized development costs [Member] Capitalised development costs [Member] Other intangible assets [Member] Software and other [Member] Title of new IFRS Standards Date by which application of new IFRS is required Mandatory adoption date (from fiscal years beginning on or after) Date as at which entity plans to apply new IFRS initially Reporting periods in which Toyota is scheduled to adopt the standards Discussion of impact that initial application of new IFRS is expected to have on financial statements Overview of new or amended standards and interpretations Disclosure of operating segments [table] Revenue Flow [Axis] Revenue flow [axis] Revenue Flow [Member] Revenue Flow [Member] Intersegment Revenues And Transfers [Member] Inter-segment revenues and transfers [Member] Intersegment revenues and transfers [member]. Revenue From External Customers [Member] Revenues from external customers [Member] Revenue from external customers [member]. Disclosure of operating segments [line items] Depreciation and amortisation expense Depreciation and amortization Additions to non-current assets other than financial instruments, deferred tax assets, net defined benefit assets, and rights arising under insurance contracts Capital expenditures Segments [axis] Segments [domain] Elimination Of Intersegment Amount [Member] Inter-segment Elimination/Unallocated Amount [Member] All Other Segment [Member] All other [Member] Automotive [Member] Automotive [Member] Automotive [member]. Unallocated Amount [Member] Unallocated amounts [Member] Unallocated Amount. Segment consolidation items [axis] Segment consolidation items [domain] Geographical areas [axis] Geographical areas [axis] Geographical areas [axis] Geographical areas [domain] Disclosure of geographical areas [table] JAPAN Japan [Member] Other [Member] Other [Member] Other [Member] Other, Automotive [Member] Other UNITED STATES United States [Member] Disclosure of geographical areas [line items] Disclosure of geographical areas [line items] Non-current assets other than financial instruments, deferred tax assets, post-employment benefit assets, and rights arising under insurance contracts Non-current assets Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Cash Cash and deposits Other cash and cash equivalents Negotiable certificate of deposit and other Trade accounts and other receivables [Table] Trade accounts and other receivables Trade accounts and other receivables [Line Items] Trade accounts and other receivables Receivables from contracts with customers Receivables from contracts with customers Classes of assets [axis] Classes of assets [axis] Classes of assets [axis] Classes of assets [domain] Current trade receivables Accounts and notes receivables Other current receivables Other receivables Allowance for doubtful accounts of current trade receivables Allowance for doubtful accounts Allowance for doubtful accounts of current trade receivables. Allowance For Doubtful Accounts Allowance for doubtful accounts at beginning of year Allowance for doubtful accounts at end of year The amount of an allowance for doubtful accounts. Additional Allowance Recognised In Profit Or Loss Allowance Account For Credit Losses Of Financial Assets During The Period Provision for doubtful accounts, net of reversal Provision for credit loss, net of reversal Additional allowance recognised in profit or loss allowance account for credit losses of financial assets during the period Utilisation Allowance Account For Credit Losses Of The Financial Assets During The Period Write-offs Charge-offs Utilisation allowance account for credit losses of the financial assets during the period. Increase Decrease Through Other Changes Allowance Account For Credit Losses Of Financial Assets During The Period Other Other Increase decrease through other changes allowance account for credit losses of financial assets during the period. Amount Of Receivables Related To Financial Services Total finance receivables, net Receivables related to financial services The amount of receivables related to financial services. Unearned income Less - Unearned income Unearned income. Allowance Account For Credit Losses Of Financial Assets For The Period Less - Allowance for credit losses Allowance for credit loss at beginning of year Allowance for credit loss at end of year Allowance account for credit losses of financial assets for the period. Amount Of Current Receivables Related To Financial Services Current assets The amount of current receivables related to financial services. Amount Of NonCurrent Receivables Related To Financial Services Non-current assets The amount of non-current receivables related to financial services. Deferred Origination Costs Deferred origination costs Deferred origination costs Classes of financial assets [axis] Classes of financial assets [axis] Classes of financial assets [domain] Retail Receivables [Member] Retail [Member] Retail receivables [Member] The amount of retail receivables (Member) Wholesale And Other Dealer Loans [Member] Wholesale and other dealer loans [Member] The amount of wholesale and other dealer loans (Member) Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount [member] Carrying amount [member] Gross carrying amount [member] Gross carrying amount [Member] Gross carrying amount [Member] Gross contractual amounts receivable for acquired receivables Gross contractual amounts receivable for acquired receivables Maturity [axis] Maturity [axis] Maturity [domain] Not later than one year [Member] Within 1 year [Member] Within 1 year [Member] Within 1 year [Member] Later than one year and not later than two years [member] Between 1 and 2 years [Member] Later than two years and not later than three years [member] Between 2 and 3 years [Member] Later than three years and not later than four years [member] Between 3 and 4 years [Member] Later than four years and not later than five years [member] Between 4 and 5 years [Member] Later than five years [Member] Later than 5 years [Member] Later than 5 years [Member] Later than 5 years [Member] Asia [Member] Asia [Member] North America [Member] North America [Member] Europe [Member] Europe [Member] Other Region [Member] Other Regions [Member] Percentage Of Finance Receivables Finance receivables, percentage Percentage of finance receivables. Undiscounted finance lease payments to be received Lease payments Discounted unguaranteed residual value of assets subject to finance lease Estimated unguaranteed residual values Unearned finance income relating to finance lease payments receivable Less - Unearned income Allowance For Credit Losses Under Finance Leases Receivables Less - Allowance for credit losses Allowance for credit losses under finance leases receivables. Finance lease receivables Finance leases receivables, net Deferred Origination Costs Under Finance Leases Receivables Deferred origination costs Deferred origination costs under finance leases receivables. Net investment in finance lease Total Other financial assets Other financial assets Categories of financial assets [axis] Categories of financial assets [axis] Categories of financial assets [domain] Financial assets at amortised cost, category [member] Financial assets measured at amortized cost [Member] Financial assets at fair value through profit or loss, category [member] Financial assets measured at fair value through profit or loss [Member] Financial assets at fair value through other comprehensive income, category [member] Financial assets measured at fair value through other comprehensive income [Member] Time Deposits [Member] Time deposits [Member] Time deposits member. Other Financial Assets [Member] Other [Member] Other financial assets member. Public And Corporate Bonds [Member] Public and corporate bonds [Member] Public and corporate bonds [Member] Public and corporate bonds Member. Derivatives [member] Derivatives [Member] Derivative financial instruments [Member] Derivative financial instruments [Member] Equity investments [member] Stocks [Member] Investment property [member] Investment trusts [Member] Financial assets measured at fair value through other comprehensive income Financial assets measured at fair value through other comprehensive income include securities loaned amount Securities Loaned 1 [Member] Securities Loaned [Member] Securities Loaned Financial assets measured at fair value through other comprehensive income [abstract] Financial assets measured at fair value through other comprehensive income [abstract] Disclosure Of Doubtful Accounts For Other Financial Assets 1 [Table] Disclosure Of Doubtful Accounts For Other Financial Assets 1 [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] K D D I Corporation [Member] KDDI CORPORATION [Member] KDDI Corporation member. MS And AD Insurance Group Holdings Inc [Member] MS&AD Insurance Group Holdings, Inc. [Member] MS And AD Insurance Group Holdings Inc. member. Mitsubishi Ufj Financial Group Inc [Member] Mitsubishi UFJ Financial Group, Inc. [Member] Mitsubishi ufj financial group Inc. SUZUKI MOTOR CORPORATION [Member] Suzuki motor corporation. NTT, Inc. [Member] Disclosure of doubtful accounts for other financial assets [Line items] Disclosure of doubtful accounts for other financial assets [Line items] Financial assets at fair value through other comprehensive income Financial assets at fair value through other comprehensive income Financial assets measured at fair value through other comprehensive income Fair value of investments in equity instruments designated at fair value through other comprehensive income at date of derecognition Total fair value Cumulative gain (loss) on disposal of investments in equity instruments designated at fair value through other comprehensive income Accumulated other comprehensive income, net Current finished goods Products Current work in progress Work in process Current raw materials Raw materials Supplies And Other Supplies and other A classification of current inventory representing the amount of supplies to be used and other inventories. Noncurrent Assets Or Disposal Groups Classified As Held For Sale [Table] Noncurrent Assets Or Disposal Groups Classified As Held For Sale. Noncurrent Assets Or Disposal Groups Classified As Held For Sale [Line Items] Noncurrent Assets Or Disposal Groups Classified As Held For Sale. Impairment loss recognised in profit or loss Non-current assets or disposal groups classified as held for sale Non-current assets or disposal groups classified as held for sale Reserve of gains and losses on financial assets measured at fair value through other comprehensive income Net changes in revaluation of financial assets measured at fair value through other comprehensive income Reserve of exchange differences on translation Exchange differences on translating foreign operations Non-current assets held for sale [member] Assets held for sale [member] Non-current assets held for sale [member] Business combinations [axis] Business combinations [domain] Toyota Industries Corporation [Member] Toyota Industries Corporation. Trade and other receivables Trade accounts and other receivables Inventories Inventories Other property, plant and equipment Other property, plant and equipment Properties Plant And Equipment Gross Total property, plant and equipment, at cost Properties plant and equipment gross. Other assets Other assets Trade and other payables Trade accounts and other payables Accrued Expenses Accrued expenses Accrued expenses. Other liabilities Other liabilities Classes Of Assets And Liabilities [Axis] Classes Of Assets And Liabilities [Domain] Liabilities Related with Assets Held for Sale [Member] Liabilities directly associated with assets held for sale [member] Investments in associates accounted for using equity method Associates Investments in joint ventures accounted for using equity method Joint ventures Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] Net income Share of profit (loss) of associates accounted for using equity method Associates Share of profit (loss) of joint ventures accounted for using equity method Joint ventures Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax [abstract] Other comprehensive income, net of tax Shares of other comprehensive income of equity method investees Share Of Other Comprehensive Income Of Associates Accounted For Using Equity Method Associates Share of other comprehensive income of associates accounted for using equity method Share Of Other Comprehensive Income Of Joint Ventures Accounted For Using Equity Method Joint ventures Share of other comprehensive income of joint ventures accounted for using equity method Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax Total Share Of Total Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method [Abstract] Comprehensive income Share of total comprehensive income of associates and joint ventures accounted for using equity method Share Of Total Comprehensive Income Of Associates Accounted For Using Equity Method Associates Share of total comprehensive income of associates accounted for using equity method Share Of Total Comprehensive Income Of Joint Ventures Accounted For Using Equity Method Joint ventures Share of total comprehensive income of joint ventures accounted for using equity method Share of total comprehensive income of associates and joint ventures accounted for using equity method Total Disclosure of detailed information about property, plant and equipment [table] Disclosure of detailed information about property, plant and equipment [table] Disclosure of detailed information about property, plant and equipment [line items] Disclosure of detailed information about property, plant and equipment [line items] Additions other than through business combinations, property, plant and equipment Additions Disposals and retirements, property, plant and equipment Sales or disposal Increase (decrease) through transfers from construction in progress, property, plant and equipment Reclassification from construction in progress Increase (decrease) through net exchange differences, property, plant and equipment Foreign currency translation adjustments Increase (decrease) through other changes, property, plant and equipment Other Depreciation, property, plant and equipment Depreciation Impairment loss recognised in profit or loss, property, plant and equipment Impairment losses Decrease through classified as held for sale, property, plant and equipment Transfer to assets held for sale Land [member] Land [Member] Construction in progress [member] Construction in progress [Member] Accumulated depreciation, amortisation and impairment [member] Accumulated depreciation, amortisation and impairment [Member] Accumulated depreciation, amortization [Member] Property, plant and equipment by operating lease status [axis] Property, plant and equipment by operating lease status [axis] Property, plant and equipment by operating lease status [domain] Property, plant and equipment by operating lease status [member] Property, plant and equipment subject to operating leases [member] Property, plant and equipment subject to operating leases [Member] Vehicles [member] Vehicles [Member] Vehicles, Automotive [Member] Office equipment [member] Equipment [Member] Accumulated depreciation and amortisation [member] Less – Accumulated depreciation [Member] Undiscounted operating lease payments to be received Rental income from investment property, net of direct operating expense Right Of Use Assets That Are Held As Rental Assets Right of use assets Right-of-use assets that are held as rental assets. Additions To Right Of Use Assets That Are Held As Rental Assets Additions to right-of-use assets Additions to right-of-use assets that are held as rental assets. Depreciation Of Right Of Use Assets That Are Held As Rental Assets Depreciation of right of use assets Depreciation of right-of-use assets that are held as rental assets. Income from subleasing right-of-use assets Income from subleasing right-of-use assets Disclosure of quantitative information about right-of-use assets [abstract] Disclosure of quantitative information about right-of-use assets [abstract] Disclosure of quantitative information about right-of-use assets [table] Disclosure of quantitative information about right-of-use assets [table] Disclosure of quantitative information about right-of-use assets [line items] Disclosure of quantitative information about right-of-use assets [line items] Original Assets [Abstract] Types of Original Assets Original assets Other assets [member] Other [Member] Disclosure Of Quantitative Information About Lease Costs [Abstract] Disclosure Of Quantitative Information About Lease Costs [Abstract] Disclosure Of Quantitative Information About Lease Costs [Table] Disclosure Of Quantitative Information About Lease Costs [Table] Disclosure Of Quantitative Information About Lease Costs [Line Items] Disclosure of quantitative information about lease costs [Line items] Interest expense on lease liabilities Interest expense on lease liabilities Expense relating to short-term leases for which recognition exemption has been used Short-term leases Depreciation, right-of-use assets Depreciation of right of use assets Leases Cost Total Lease cost. Additions to right-of-use assets Increase right of use assets Cash outflow for leases Total cash outflows for lessee leases Disclosure of maturity analysis of operating lease payments [abstract] Disclosure of maturity analysis of operating lease payments [abstract] Disclosure of maturity analysis of operating lease payments [table] Disclosure of maturity analysis of operating lease payments [table] Disclosure of maturity analysis of operating lease payments [line items] Disclosure of maturity analysis of total future lease payments [line items] Lease liabilities Present value of lease payment, total Present value of lease payment, total Current lease liabilities Current liabilities Non-current lease liabilities Non-current liabilities Gross lease liabilities Future lease payment, total Lease Liabilities Undiscounted Excess Amount Less - Interest expense Lease liabilities undiscounted excess amount. Later than one year and not later than five years [member] Between 1 and 5 years [Member] Disclosure of detailed information about intangible assets [table] Disclosure of detailed information about intangible assets [line items] Classes of intangible assets and goodwill [axis] Classes of intangible assets and goodwill [domain] Additions To Intangible Assets With Goodwill Additions Additions to intangible assets with goodwill. Disposals, intangible assets and goodwill Sales or disposal Increase (decrease) through net exchange differences, intangible assets and goodwill Foreign currency translation adjustments Increase (decrease) through other changes, intangible assets and goodwill Other Amortisation, intangible assets other than goodwill Amortization Amortization of capitalized development costs Sales Or Disposal Sales or disposal The increase or decrease in intangible assets and goodwill resulting from disposals. [Refer: Intangible assets and goodwill] Internally Developed Intangible Assets Other Than Goodwill Internally developed Amount capitalized Internally developed intangible assets other than goodwill. Software And Other [Member] Software and other [Member] Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] Disclosure of temporary difference, unused tax losses and unused tax credits [table] Disclosure of temporary difference, unused tax losses and unused tax credits [line items] Deferred tax liability (asset) Net deferred tax assets and liabilities Temporary difference, unused tax losses and unused tax credits [axis] Temporary difference, unused tax losses and unused tax credits [domain] Defined benefit plans [domain] Defined benefit plan liabilities [Member] Accrued Expenses And Liability For Quality Assurance [Member] Accrued expenses and liabilities for quality assurance [Member] Accrued Expenses And Liability For Quality Assurance. Other Accrued Employees Compensation [Member] Other accrued employees' compensation [Member] Other Accrued Employees Compensation. Operating Loss Carry Forwards For Tax Purpose [Member] Operating loss carryforwards for tax purposes [Member] Operating Loss Carry Forwards For Tax Purpose. Allowance for credit losses [member] Allowance for doubtful accounts and credit losses [Member] Allowance for doubtful accounts and credit losses [Member] Property Plant Equipment And Other Assets [Member] Property plant equipment and other assets [Member] Property Plant Equipment And Other Assets. Changes In Fair Value Of Financial Instruments Measured In Other Comprehensive Income [Member] Changes in fair value of financial instruments measured in other comprehensive income [Member] Undistributed Earnings Of Foreign Subsidiaries [Member] Undistributed earnings of foreign subsidiaries [Member] Undistributed Earnings Of Associates And Joint Ventures [Member] Undistributed earnings of associates and joint ventures [Member] Undistributed Earnings Of Associates And Joint Ventures. Basis Difference Of Acquired Assets [Member] Basis difference of acquired assets [Member] Basis Difference Of Acquired Assets Member. Lease Transactions [Member] Lease transactions [Member] Lease Transactions. Defined Benefit Plan [Member] Defined benefit plan liabilities [Member] Defined benefit plan. Assets and liabilities [axis] Assets and liabilities [domain] Deferred tax assets [Member] Deferred tax assets [Member] Deferred tax assets. Deferred tax liabilities [Member] Deferred tax liabilities [Member] Deferred tax liabilities. Major components of tax expense (income) [abstract] Disclosure Of Break Up Of Deferred Tax Expense Income [Table] Disclosure of break up of deferred tax expense income [Table]. Disclosure Of Break Up Of Deferred Tax Expense Income [Line Items] Disclosure of break up of deferred tax expense (income) [Line items] Disclosure of break up of deferred tax expense (income) [Line items]. Deferred tax expense (income) recognised in profit or loss Deferred tax expense (income) recognized in profit or loss Deferred income tax expense (benefit) Deferred Tax Income Expense Income Statement Component [Axis] Deferred Tax Income Expense Income Statement Component [Member] Property Plant And Equipment And Other Assets [Member] Property, plant and equipment and other assets [Member] Property plant and equipment and other assets. Capitalized Development Costs [Member] Capitalized development costs [Member] Capitalized Development Costs [Member]. Deductible temporary differences for which no deferred tax asset is recognised Deductible temporary difference Unused tax losses for which no deferred tax asset recognised Carryforwards of tax losses Tax losses carryforward Unused tax credits for which no deferred tax asset recognised Carryforwards of tax credit Tax credit carryforwards Deductible Temporary Differences Unused Tax Losses And Credits For Which No Deferred Tax Assets Are Recognized Total Deductible temporary differences, unused tax losses and credits for which no deferred tax assets are recognized. Disclosure Details Of Carry Forward Details Of Tax Losses Unutilised For Which No Deferred Tax Assets Are Recognised [Table] Disclosure details of carry forward details of tax losses unutilised for which no deferred tax assets are recognised [Table]. Disclosure Details Of Carry Forward Details Of Tax Losses Unutilised For Which No Deferred Tax Assets Are Recognised [Line Items] Disclosure details of carry forward details of tax losses unutilised for which no deferred tax assets are recognised [Line items] Disclosure details of carry forward details of tax losses unutilised for which no deferred tax assets are recognised Expiry Period Range [Axis] Expiry Period Range [Member] Between Five And Ten Years [Member] Between 5 and 10 years [Member] Between five and ten years. Within Five Years [Member] Within 5 years [Member] Within 5 years [Member] Within five years. Later than ten years [member] Later than 10 years [Member] Disclosure Details Of Carry Forward Details Of Tax Credits Unutilised For Which No Deferred Tax Assets Are Recognised [Table] Disclosure details of carry forward details of tax credits unutilised for which no deferred tax assets are recognised [Table]. Disclosure Details Of Carry Forward Details Of Tax Credits Unutilised For Which No Deferred Tax Assets Are Recognised [Line Items] Disclosure details of carry forward details of tax credits unutilised for which no deferred tax assets are recognized [Line items] Disclosure details of carry forward details of tax credits unutilised for which no deferred tax assets are recognised [Line items]. Disclosure Of Current And Deferred Tax Expense Benefit [Table] disclosure of current and deferred tax expense benefit [Table]. Disclosure Of Current And Deferred Tax Expense Benefit [Line Items] Disclosure of current and deferred tax expense benefit [Line items] disclosure of current and deferred tax expense benefit [Line items]. Current tax expense (income) Current income tax expense Income Tax Jurisdiction [Axis] Income Tax Jurisdiction [Member] Foreign Subsidiaries [Member] Foreign subsidiaries [Member] Toyota Motor Corporation and Domestic Subsidiaries [Member] TMC and domestic subsidiaries [Member] Toyota motor corporation and domestic subsidiaries member. Applicable tax rate Statutory tax rate Average effective tax rate Average effective tax rate Reconciliation of average effective tax rate and applicable tax rate [abstract] Increase (reduction) in taxes resulting from: Tax rate effect of expense not deductible in determining taxable profit (tax loss) Non-deductible expenses Tax rate effect of revenues exempt from taxation Tax-exempt income Tax Rate Effect Deferred Tax Liabilities Undistributed Earnings Of Foreign Subsidaries Deferred tax liabilities on undistributed earnings of foreign subsidiaries Tax rate effect deferred tax liabilities undistributed earnings of foreign subsidaries. Tax Rate Effect Of Investments Accounted For Under Equity Method Effects of investments accounted for using the equity method Tax rate effect of investments accounted for under equity method. Tax Rate Effects Deferred Tax Liabilities Of Undistributed Earnings Of Foreign Subsidaries Deferred tax liabilities on undistributed earnings of associates and joint ventures Tax rate effects deferred tax liabilities of undistributed earnings of foreign subsidaries. Tax Rate Effect Of Change In Unrecognised Deferred Tax Assets Change in unrecognized deferred tax assets Tax rate effect of change in unrecognised deferred tax assets. Tax Rate Effect Of Tax Credits Tax credits Tax rate effect of tax credits. Tax rate effect of foreign tax rates The difference between the statutory tax rate in Japan and that of foreign subsidiaries Tax Rate Effect Of Unrecognised Tax Benefits Adjustment Unrecognized tax benefits adjustments Tax rate effect of unrecognised tax benefits adjustment. Other tax rate effects for reconciliation between accounting profit and tax expense (income) Other Tax rate effect from change in tax rate Revision to deferred tax assets and liabilities at the fiscal year-end due to changes in tax rates Temporary Differences Total Temporary differences total Temporary differences total. Estimated Amount Of Deferred Tax Liability If The Undistributed Earnings Were To Be Distributed In The Future Estimated amount of additional deferred tax liability if the undistributed earnings were to be distributed in the future Estimated amount of deferred tax liability if the undistributed earnings were to be distributed in the future. Adjustments Related To Unrecognized Tax Benefits Adjustments related to unrecognized tax benefits Adjustments related to unrecognized tax benefits. Minimum Corporate Income Tax Rate Under Pillar Two Minimum corporate income tax rate under pillar two Minimum corporate income tax rate under pillar two. Adjustments Related To Deferred Tax Assets Unrecognized Tax Benefits Adjustments related to deferred tax assets unrecognized tax benefits Adjustments related to deferred tax assets unrecognized tax benefits. Purpose [Axis] Purpose [Member] Taxation Information [Axis] Taxation Information [Member] Current trade payables Accounts and notes payables Other current payables Other payables Disclosure of reconciliation of liabilities arising from financing activities [table] Disclosure of reconciliation of liabilities arising from financing activities [line items] Liabilities arising from financing activities Beginning balance Ending balance Increase (decrease) through financing cash flows, liabilities arising from financing activities Cash flow Increase through new leases, liabilities arising from financing activities Acquisitions Increase Decrease In Liabilities From Financing Activities Due To Reclassification Reclassification Increase decrease in liabilities from financing activities due to reclassification. Increase (decrease) through effect of changes in foreign exchange rates, liabilities arising from financing activities Changes in foreign currency exchange rates Increase (decrease) through changes in fair values, liabilities arising from financing activities Changes in fair value Increase (decrease) through other changes, liabilities arising from financing activities Other Current Liabilities [Member] Current liabilities [Member] Non Current Liabilities [Member] Non current liabilities [Member] Derivative Liabilities [Member] Derivatives [Member] Liabilities arising from financing activities [axis] Liabilities arising from financing activities [domain] Short-term borrowings [member] Short-term debt [Member] Current Portion Of Long Term Debt [Member] Current portion of long-term debt [Member] Current Portion Of Long Term Debt [Member]. Current Portion Of Long Term Lease Liabilities [Member] Current portion of long-term lease liabilities [Member] Long Term Lease Liabilities [Member] Long-term lease liabilities [Member] Long-term borrowings [member] Long-term debt [Member] Long-term debt [Member] Disclosure of detailed information about borrowings [table] Borrowings by name [axis] Borrowings by name [domain] Short term Borrowings Principally From Bank [Member] Short-term debt (Principally from bank) [Member] The amount of short-term borrowings principally from bank. Commercial Papers [Member] Commercial paper [Member] Commercial papers [Member] Disclosure of detailed information about borrowings [line items] Current commercial papers issued and current portion of non-current commercial papers issued Commercial paper Current borrowings Short-term debt Current loans received and current portion of non-current loans received Short-term debt (Principally from bank) Borrowings, interest rate Weighted Average Interest Rate Long term borrowings interest rate Statistical Measurement [Axis] Statistical Measurement [Domain] Weighted average [Member] Average [Member] Disclosure Of Long Term Borrowings [Table] Disclosure Of Long Term Borrowings [Line Items] Disclosure of long term borrowings [Line Items] Long Term Debt Including Current Portion Long-term debt Long-term debt (Including current portion) Long term debt including current portion. Current portion of non-current borrowings Less - Current portion due within one year Unsecured Loans Principally From The Bank [Member] Unsecured loans (principally from bank) [Member] Unsecured loans principally from the bank [Member] Unsecured loans (principally from the bank) [member]. Secured Loans Principally Financial Receivables Securitization [Member] Secured loans (principally financial receivables securitization) [Member] Secured loans (principally financial receivables securitization) [member]. Unsecured bonds [Member] Secured bonds [Member] Unsecured Bonds and Medium Term Notes [Member] Unsecured bonds and medium-term notes. Consolidated structured entities [axis] Consolidated structured entities [axis] Consolidated structured entities [domain] Entity's total for consolidated structured entities [member] Consolidated subsidiaries [Member] Categories of related parties [axis] Categories of related parties [axis] Categories of related parties [domain] Entity's total for related parties [member] Parent [Member] Borrowings, maturity Borrowings maturity Percentage Of Long Term Debt Held Based On Currency Percentage of long term debt held based on currency Percentage of long term debt held based on currency. Currency [Axis] All Currencies [Domain] United States of America, Dollars US dollars [Member] Euro Member Countries, Euro Euros [Member] Japan, Yen Japanese yen [Member] Australia, Dollars Australian dollar [Member] Canada, Dollars Canadian dollars [Member] Other Currencies [Member] Other currencies [Member] Property, plant and equipment, pledged as security Property, plant and equipment Other Assets Pledged As Collateral Other assets Other assets pledged as collateral. Total Assets Pledged As Collateral Total Total assets pledged as collateral. Disclosure of financial liabilities [table] Disclosure of financial liabilities [table] Record Date Criteria [Axis] Record Date Criteria [Member] Classes of liabilities [axis] Classes of liabilities [domain] Disclosure of financial liabilities [line items] Disclosure of financial liabilities [line items] Interest expense Interest expenses Categories of financial liabilities [abstract] Classes of financial liabilities [axis] Classes of financial liabilities [axis] Classes of financial liabilities [domain] Financial liabilities at amortised cost, class [member] Financial liabilities measured at amortized cost, class [Member] Financial liabilities at fair value through profit or loss, category [member] Financial liabilities measured at fair value through profit or loss, class [Member] Deposits from customers Deposits received Other Financial Liabilities At Amortized Cost Other Other Financial Liabilities At Amortized Cost. Derivative financial liabilities Derivatives Other financial liabilities Total Reconciliation of changes in allowance account for credit losses of financial assets [abstract] Disclosure Of Allowance For Credit Losses [Table] Disclosure of allowance for credit losses Wholesale Receivables And Other Dealer Loan [Member] Wholesale receivables and other dealer loans [Member] Wholesale receivables and other dealer loan [member] Disclosure of financial assets [line items] Type of measurement of expected credit losses [axis] Type of measurement of expected credit losses [axis] Type of measurement of expected credit losses [domain] 12-month expected credit losses [member] Expected credit loss for 12 months [Member] Expected credit loss for 12 months [Member] Expected Credit Loss For The Entire Period [Member] Expected credit loss for the entire period [Member] Expected credit loss for the entire period [member] Credit impairment of financial instruments [axis] Credit impairment of financial instruments [axis] Credit impairment of financial instruments [domain] Financial instruments not credit-impaired [member] Financial receivable not credit-impaired [Member] Financial instruments credit-impaired [member] Credit-impaired financial receivable [Member] Credit-impaired financial receivable [Member] Disclosure Of Retail Receivables Segregated Into Aging Categories Based On The Numbers Of The Days Outstanding [Abstract] Disclosure of retail receivables segregated into aging categories based on the numbers of the days outstanding Disclosure Of Retail Receivables Segregated Into Aging Categories Based On The Numbers Of The Days Outstanding [Table] Disclosure of retail receivables segregated into aging categories based on the numbers of the days outstanding Past due status [axis] Past due status [domain] Current [member] Current [Member] Past Due Less Than Three Months [Member] Past due less than 90 days [Member] Past due less than three months. Later than three months [member] Past due 90 days or more [Member] Disclosure Of Retail Receivables Segregated Into Aging Categories Based On The Numbers Of The Days Outstanding [Line Items] Disclosure of retail receivables segregated into aging categories based on the numbers of the days outstanding [Line items] Disclosure of retail receivables segregated into aging categories based on the numbers of the days outstanding Trade receivables Trade receivables Finance Lease Receivable Outstanding Finance lease receivables Finance lease receivable outstanding. Disclosure Of Breakdown Of Wholesale Receivables And Dealer Loan Receivables [Abstract] Disclosure of breakdown of wholesale receivables and dealer loan receivables Disclosure Of Breakdown Of Wholesale Receivables And Dealer Loan Receivables [Table] Disclosure of breakdown of wholesale receivables and dealer loan receivables Performing [Member] Performing [Member] Performing Credit Watch [Member] Credit Watch [Member] Credit watch At Risk [Member] At Risk [Member] At risk Default [Member] Default [Member] Default Loan commitments [member] Loan commitments [Member] Financial guarantee contracts [member] Financial guarantee contracts [Member] Disclosure Of Breakdown Of Wholesale Receivables And Dealer Loan Receivables [Line Items] Disclosure of breakdown of wholesale receivables and dealer loan receivables [Line items] Disclosure of breakdown of wholesale receivables and dealer loan receivables Wholesale And Other Dealer Loan Wholesale and other dealer loans Wholesale and other dealer loan Disclosure Of NonderivativeFinancial Liabilities And Derivative Financial Liabilities By A Remaining Contract Maturity Period [Abstract] Disclosure of non-derivative financial liabilities and derivative financial liabilities by a remaining contract maturity period Disclosure Of NonderivativeFinancial Liabilities And Derivative Financial Liabilities By A Remaining Contract Maturity Period [Table] Disclosure of non-derivative financial liabilities and derivative financial liabilities by a remaining contract maturity period Disclosure Of Nonderivative Financial Liabilities And Derivative Financial Liabilities By A Remaining Contract Maturity Period [Line Items] Disclosure of non-derivative financial liabilities and derivative financial liabilities by a remaining contract maturity period [Line items] Disclosure of non-derivative financial liabilities and derivative financial liabilities by a remaining contract maturity period Short term Borrowing Short-term debt Short term Borrowing. Commercial Paper Issued Commercial paper The amount of commercial paper issued by the entity. Long term Borrowing Long-term debt Long term Borrowing. Leases liabilities Lease liabilities The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration. Non-current derivative financial liabilities Total Interest Derivative Financial Liabilities Interest derivatives Interest derivative financial liabilities In Derivative In In derivative Out Derivative Out Out derivative Derivative financial liabilities, undiscounted cash flows Total Financial Liabilities Undiscounted Cash Flows Total Financial liabilities undiscounted cash flows Derivative Financial Liabilities [Member] Derivative financial liabilities [Member] Derivative financial liabilities [Member] Non Derivative Financial Liabilities [Member] Non-derivative financial liabilities [Member] Later than one year and not later than three years [Member] Between 1 and 3 years [Member] Later than three years and not later than five years [Member] Between 3 and 5 years [Member] Book Value [Member] Book value [Member] Book value [Member] Contractual Cash Flows [Member] Contractual cash flows [Member] Contractual Cash Flows [Member] Disclosure Of Unused Amount In Funding With Issuance Limit [Abstract] Disclosure Of Unused Amount In Funding With Issuance Limit [Table] Types of financial liabilities [axis] Types of financial liabilities [axis] Types of financial liabilities [domain] Corporate Bonds And Medium Term Notes [Member] Corporate bonds and medium-term notes [Member] Corporate bonds and medium term notes. Disclosure Of Unused Amount In Funding With Issuance Limit [Line Items] The Unused Amount In Funding With Established Issuance Limits Unused amount The unused amount in funding with established issuance limits. Disclosure Of ValueAtRiskAnalysis Measurement Foreign Currency Positions [Abstract] Disclosure of value-at-risk analysis measurement foreign currency positions Disclosure Of ValueAtRiskAnalysis Measurement Foreign Currency Positions [Table] Disclosure of value-at-risk analysis measurement foreign currency positions Disclosure Of ValueAtRiskAnalysis Measurement Foreign Currency Positions [Line Items] Disclosure of value-at-risk analysis measurement foreign currency positions [Line items] Disclosure of value-at-risk analysis measurement foreign currency positions Foreign Currency Positions Foreign Currency Positions Foreign currency positions Year end [Member] Year-end [Member] Year-end. Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [abstract] Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [table] Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [line items] Increase (decrease) in fair value measurement due to reasonably possible decrease in unobservable input, recognised in profit or loss, before tax, assets Impact on income before income taxes Increase (decrease) in fair value measurement due to reasonably possible decrease in unobservable input, recognised in other comprehensive income, before tax, assets Impact on other comprehensive income, before tax effect Percentage of reasonably possible increase in unobservable input, assets Percentage of reasonably possible increase in unobservable input, assets Percentage of reasonably possible decrease in unobservable input, assets Percentage of equity financial assets changes Unused Commitment Lines Unused commitment lines Unused commitment lines. Credit Limits Other Than Commitment Lines Credit limits other than commitment lines Credit limits other than commitment lines. Unobservable inputs [axis] Unobservable inputs [axis] Unobservable inputs [domain] Interest rate, measurement input [member] Interest rate, measurement input [Member] Types of risks [axis] Types of risks [axis] Types of risks [domain] Equity price risk [member] Equity price risk [member] Trading equity securities [member] Trading equity securities [member] Disclosure of fair value measurement of assets [abstract] Disclosure of fair value measurement of assets [abstract] Percentage Of Total Investment In Bonds Percentage of total investment in bonds Percentage of total investment in bonds. Percentage Of Total Investment In Stocks Percentage of total investment in stocks Percentage of total investment in stocks. Gains Losses On Derivative Transactions Gains Losses On Derivative Transactions Gains losses on derivative transactions. Assets (liabilities) Assets (liabilities) Balance at beginning of year Balance at end of year Foreign Bonds [Member] Foreign bonds [Member] Foreign bonds member. Other equity securities [member] Other equity securities [Member] Stocks [Member] Stocks [Member] Investment In Bonds [Axis] Investment in bonds Investment In Bonds [Member] Investment in bonds Japanese Bonds [Member] Japanese bonds [Member] Japanese bonds member. US European And Other Bonds [Member] US European and other bonds [Member] US european and other bonds. Listed Stock Markets [Axis] Listed stock markets Listed Stock Markets [Member] Listed stock markets Listed Stocks On The Japanese Stock Markets [Member] Listed stocks on the Japanese stock markets [Member] Listed stocks on the Japanese stock markets [Member]. Disclosure Of Fair Value Measurement Of Financial Assets And Liabilities [Table] Disclosure Of Fair Value Measurement Of Financial Assets And Liabilities [Table] Disclosure of fair value measurement of financial assets and liabilities. Others [Member] Other [Member] Others Swap contract [member] Interest rate and currency swap [member] Foreign Exchange Forward Option and Other Contracts [Member] Foreign exchange forward, option and other contracts [Member] Foreign exchange forward option and other contracts. Disclosure Of Fair Value Measurement Of Financial Assets And Liabilities [Line Items] Disclosure of fair value measurement of financial assets and liabilities [Line items] Disclosure of fair value measurement of financial assets and liabilities Financial assets at fair value through profit or loss Financial assets measured at fair value through profit or loss Financial liabilities at fair value through profit or loss Financial liabilities measured at fair value through profit or loss Levels of fair value hierarchy [axis] Levels of fair value hierarchy [domain] Level 1 of fair value hierarchy [member] Level 1 [Member] Level 2 of fair value hierarchy [member] Level 2 [Member] Level 2 [Member] Level 3 of fair value hierarchy [member] Level 3 [Member] Level 3 [Member] Measurement [axis] Measurement [domain] Recurring fair value measurement [member] Fair value, measurements, recurring [Member] Disclosure Details Of Fair Value Measurements Of Financial Assets [Table] Disclosure Details Of Fair Value Measurements Of Financial Assets [Table] Disclosure details of fair value measurements of financial assets. Disclosure Details Of Fair Value Measurements Of Financial Assets [Line Items] Disclosure details of fair value measurements of financial assets [Line items] Disclosure details of fair value measurements of financial assets. Gains (losses) recognised in profit or loss including exchange differences, fair value measurement, assets Net income (loss) Gains (losses) recognised in other comprehensive income including exchange differences, fair value measurement, assets Other comprehensive income (loss) Purchases, fair value measurement, assets Purchases and issuances Sales, fair value measurement, assets Sales and settlements Transfers To From Of Level 3 Of Fair Value Hierarchy Assets Transfer to (from) Level 3 Transfers to (from) of level 3 of fair value hierarchy, assets. Other Changes In Fair Value Measurement Assets And Liability Others Other changes in fair value measurement assets and liability. Gains (losses) recognised in profit or loss attributable to change in unrealised gains or losses for assets held at end of period, fair value measurement Unrealized gains or losses included in profit or loss on assets held at March 31 Fair Value Asset And Liability Total Fair value asset and liability. Disclosure Of Fair Value Measurements Of Financial Instruments At Amortised Cost [Table] Disclosure Of Fair Value Measurements Of Financial Instruments At Amortised Cost [Table] Disclosure of fair value measurements of financial instruments at amortised cost. Disclosure Of Fair Value Measurements Of Financial Instruments At Amortised Cost [Line Items] Disclosure of fair value measurements of financial instruments at amortised cost [Line Items] Disclosure of fair value measurements of financial instruments at amortised cost. At fair value [member] At fair value [Member] Other Derivative Financial Assets [Axis] Other Derivative Financial Assets [Axis] Other Derivative Financial Assets [Member] Other Derivative Financial Assets [Member] Disclosure Of Offsetting Of Financial Assets And Financial Liabilities [Table] Disclosure Of Offsetting Of Financial Assets And Financial Liabilities [Table] Disclosure Of Other Derivatives Financial Assets And Financial Liabilities [Line Items] Disclosure of other derivatives financial assets and financial liabilities [Line items] Gross financial assets subject to offsetting, enforceable master netting arrangements or similar agreements Gross amounts of recognized financial assets and financial liabilities Gross financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Gross amounts of recognized financial assets and financial liabilities Financial instruments subject to enforceable master netting arrangement or similar agreement not set off against financial assets Financial instruments, Amounts not offset Financial instruments other financial liabilities Derivatives Financial instruments, Amounts not offset Cash collateral other financial assets Derivatives Collateral of financial instruments, Amounts not offset Cash collateral other financial liabilities Derivatives Collateral of financial instruments, Amounts not offset Net financial assets Derivatives Net amount Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Net amount Other Financial Assets Derivatives [Member] Other financial assets derivatives [Member] Other financial liabilities Derivatives [Member] Other financial liabilities derivatives [Member] Disclosure of defined benefit plans [abstract] Disclosure of defined benefit plans [table] Disclosure of defined benefit plans [line items] Net defined benefit liability (asset) Balance at beginning of year Balance at end of year Current service cost, net defined benefit liability (asset) Current service cost Interest expense (income), net defined benefit liability (asset) Interest cost / income Past service cost and gains (losses) arising from settlements, net defined benefit liability (asset) Past service cost Contributions to plan by plan participants, net defined benefit liability (asset) Plan participants' contributions Benefits paid or payable Benefits paid Increase Decrease Through Business Combinations And Other Changes Net Defined Benefit Liability Asset Effect of changes in exchange rates and other Increase (decrease) through business combinations and other changes, net defined benefit liability (asset). Contributions to plan by employer, net defined benefit liability (asset) Employer contributions Gain (loss) on remeasurement, net defined benefit liability (asset) [abstract] Remeasurement Actuarial gains (losses) arising from changes in demographic assumptions, net defined benefit liability (asset) Changes in demographic assumptions Actuarial gains (losses) arising from changes in financial assumptions, net defined benefit liability (asset) Changes in financial assumptions Gain Loss On Other Remeasurements Of Net Defined Benefit Liability Asset Other Gain loss on other remeasurements of net defined benefit liability asset. Return on plan assets excluding interest income or expense, net defined benefit liability (asset) Actual return on plan assets, excluding interest income Defined benefit plans [axis] Japanese Defined Benefit Plans [Member] Japanese plans [Member] Japanese plans [Member] Japanese plans [Member] Japanese defined benefit plans. Foreign Defined Benefits Plans [Member] Foreign plans [Member] Foreign defined benefits plans. Funding arrangements of defined benefit plans [axis] Funding arrangements of defined benefit plans [domain] Net defined benefit liability (asset) [axis] Net defined benefit liability (asset) [domain] Present value of defined benefit obligation [member] Present value of defined benefit obligations [Member] Plan assets [member] Fair value of plan assets [Member] Effect of asset ceiling [member] The impact of minimum funding requirement and asset ceiling [Member] Defined benefit obligation, at present value Defined benefit obligations Plan assets, at fair value Plan assets Total Surplus (deficit) in plan Total Net amount recognized Defined Benefit Plan Minimum Funding Requirement and Asset Ceiling The impact of minimum funding requirement and asset ceiling Beginning balance Ending balance Defined benefit plan minimum funding requirement and asset ceiling. Wholly unfunded defined benefit plans [member] Unfunded defined benefit obligations [Member] Wholly or partly funded defined benefit plans [member] Funded defined benefit obligations [Member] Non-current net defined benefit asset Other non-current assets (Retirement benefit assets) Weighted average duration of defined benefit obligation Actuarial assumption of discount rates Discount rate Disclosure of fair value of plan assets [abstract] Disclosure of fair value of plan assets [table] Disclosure of fair value of plan assets [line items] Equity instruments, amount contributed to fair value of plan assets Stocks Debt instruments, amount contributed to fair value of plan assets Fair value of plan assets Investment funds, amount contributed to fair value of plan assets Commingled funds Other assets, amount contributed to fair value of plan assets Other Insurance Contracts Amount Contributed To Fair Value Of Plan Assets Insurance contracts Insurance contracts amount contributed to fair value of plan assets. Quoted prices in active markets available [Member] Quoted prices in active markets available [Member] Quoted prices in active markets not available [Member] Quoted prices in active markets not available [Member] Government Bonds [Member] Government bonds [Member] Other Bonds [Member] Bonds (other) [Member] Defined Benefit Plan Interest Income Interest income Defined benefit plan interest income. Defined Benefit Plan Change in Asset Ceiling Excluding Interest Income Change in asset ceiling excluding interest income Defined benefit plan change in asset ceiling excluding interest income. Disclosure of sensitivity analysis for actuarial assumptions [abstract] Disclosure of sensitivity analysis for actuarial assumptions [table] Disclosure of sensitivity analysis for actuarial assumptions [line items] Increase (decrease) in defined benefit obligation due to reasonably possible decrease in actuarial assumption 0.5% decrease Increase (decrease) in defined benefit obligation due to reasonably possible increase in actuarial assumption 0.5% increase Actuarial assumptions [axis] Actuarial assumptions [domain] Actuarial assumption of discount rates [member] Actuarial assumption of discount rates [Member] Disclosure of Employee benefit [Abstract] Disclosure of Employee benefit. Disclosure of Employee benefit [Table] Disclosure of Employee benefit. Estimate of contributions expected to be paid to plan for next annual reporting period Estimatedcontributions expected to be paid in next annual reporting  Employee benefits expense Payroll expenses Statement Scenarios [Axis] Statement Scenarios [Member] ScenarioForecasts [Member] Scenario forecasts [Member] Liabilities for quality assurances [Abstract] Liabilities for quality assurances Liabilities for quality assurance at beginning of year Liabilities for quality assurance at end of year Liabilities for quality assurances Increase In Liabilities For Quality Assurances Additional provisions Increase in liabilities for quality assurances. Increase Decrease In Liabilities For Quality Assurances By Other Changes Other Increase decrease in liabilities for quality assurances by other changes. Decrease In Liabilities For Quality Assurances By Utilization Utilization Decrease in liabilities for quality assurances by utilization. Decrease In Liabilities For Quality Assurances By Reversal Reversals Decrease in liabilities for quality assurances by reversal. Increase Decrease in Liabilities For Quality Assurances By Unwinding Of Discount And Changes In Discount Rate Unwinding of discount and effect of change in discount rate increase decrease in liabilities for quality assurances by unwinding of discount and changes in discount rate. Liabilities for recalls and other safety measures [Abstract] Liabilities for recalls and other safety measures Liabilities for recalls and other safety measures at beginning of year Liabilities for recalls and other safety measures at end of year Liabilities for recalls and other safety measures Increase Decrease In Liabilities For Recalls And Other Safety Measures By Other Changes Other Increase decrease in liabilities for recalls and other safety measures by other changes. Increase In Liabilities For Recalls And Other Safety Measures Additional provisions Increase in liabilities for recalls and other safety measures. Decrease In Liabilities For Recalls And Other Safety Measures By Utilization Utilization Decrease in liabilities for recalls and other safety measures by utilization. Decrease In Liabilities For Recalls And Other Safety Measures By Reversal Reversals Decrease in liabilities for recalls and other safety measures by reversal. Increase Decrease in Liabilities For Recalls And Other Safety Measures By Unwinding Of Discount And Changes In Discount Rate Unwinding of discount and effect of change in discount rate Increase decrease in liabilities for recalls and other safety measures by unwinding of discount and changes in discount rate. Provisions Provisions Provisions Total Additional Provisions Additional provisions Additional Provisions. Provision Used Utilization Provision used. Unused Provision Reversed Reversals Unused provision reversed. Increase Decrease of Provision Through Other Changes Other Increase decrease of provision through other changes Disclosure Of Equity And Interest Bearing Debt [Abstract] Disclosure of equity and interest bearing debt [Abstract]. Borrowings Short-term and long-term debt Disclosure of classes of share capital [abstract] Disclosure of classes of share capital [table] Disclosure of classes of share capital [line items] Number of shares issued Balance at beginning of year Balance at end of year Increase (decrease) in number of shares outstanding Changes during the year Disclosure Of Treasury Shares [Abstract] Disclosure of treasury shares Disclosure Of Treasury Shares [Line Items] Disclosure of treasury shares [Line items] Disclosure of treasury shares Treasury Stock Value Acquired Excluding Repurchase Of Shares Less Than One Unit Total purchase price for repurchase of shares Equity impact of the cost of common stock that were repurchased during the period excluding the repurchase of shares less than one unit. Number Of Common Shares Repurchased Number of common shares repurchased Number of common shares repurchased. Number Of Common Shares Retired Number of common shares retired Number of common shares retired. Period Tranche [Axis] Period tranche. Period Tranche [Member] Period tranche. May 10, 2023 [Member] May 10, 2023 [member] May 10, 2023. November 1, 2023 [Member] November 1, 2023 [member] November 1, 2023. May 8, 2024 and September 24, 2024 [Member] May 8, 2024 and september 24, 2024 [member] May 8, 2024 and september 24, 2024, May 8, 2024 [Member] May 8, 2024 [member] May 8, 2024, Percentage Of Distributions From Surplus Appropriated As Capital Or Retained Earnings Reserve Percentage of distributions from surplus appropriated as capital or retained earnings reserve Percentage of distributions from surplus appropriated as capital or retained earnings reserve. Number of shares authorised Number of authorized shares Percentage Of Amount Of Capital Reserve And Retained Earnings Reserves To Stated Capital Percentage of total amount of capital reserve and retained earnings reserves to stated capital Percentage of total amount of capital reserve and retained earnings reserves to stated capital, no further appropriations are required when it reaches this percentage under the Companies Act. Retained Earnings Available For Dividend Payments Retained earnings, available for dividend payments Retained earnings available for dividend payments Number of shares in entity held by entity or by its subsidiaries or associates Shares held in the entity by the entity or its subsidiaries Retained Earnings Undistributed Earnings Associates And Joint Ventures Retained earnings related to the equity in undistributed earnings of companies accounted for by the equity method Retained earnings undistributed earnings associates and joint ventures. undistributed earnings [Member] Capital surplus and retained earnings [Member] Capital surplus and retained earnings [Member] Capital surplus and retained earnings Member Event [Axis] Event. Event [Domain] Event. Disclosure Of Detailed Information About Other components of equity [Abstract] Disclosure Of Detailed Information About Other components of equity [Table] Disclosure of detailed information about other components of equity [Line items] Disclosure of detailed information about other components of equity [Line items] Other comprehensive income, attributable to non-controlling interests Other comprehensive income for the period attributable to non-controlling interests Increase Decrease Through Transfer Between Other Comprehensive Income And Retained Earnings Reclassification to retained earnings The increase (decrease) in equity resulting from transfers between comprehensive income and retained earnings. Reserve of gains and losses on financial assets measured at fair value through other comprehensive income [member] Net changes in revaluation of financial assets measured at fair value through other comprehensive income [Member] Reserve of remeasurements of defined benefit plans [member] Remeasurements of defined benefit plans [Member] Reserve of exchange differences on translation [member] Exchange differences on translating foreign operations [Member] Other components of equity [Member] Total other components of equity [Member] Other components of equity. Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits [Abstract] Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits. Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits [Table] Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits. Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits [Line Items] Disclosure Of Detailed Information About other comprehensive income and the corresponding tax benefits. Revaluation of financial assets measured at fair value through other comprehensive income [Abstract] Net changes in revaluation of financial assets measured at fair value through other comprehensive income Revaluation of financial assets measured at fair value through other comprehensive income. Other Comprehensive Income Before Tax Gains Losses From Investments In Equity Instruments Incurred During The Year Amount incurred during the year (Before tax) Other comprehensive income before tax gains losses from investments in equity instruments incurred during the year. Income Tax Relating To Investments In Equity Instruments Of Other Comprehensive Income During The Year Amount incurred during the year (Tax effect) Income tax relating to investments in equity instruments of other comprehensive income during the year. Other Comprehensive Income Net Of Tax Gains Losses From Investments In Equity Instruments During The Year Amount incurred during the year (After tax) Other comprehensive income net of tax gains losses from investments in equity instruments during the year. Other comprehensive income, before tax, gains (losses) from investments in equity instruments Net changes (Before tax) Income tax relating to investments in equity instruments included in other comprehensive income Net changes (Tax effect) Other comprehensive income, net of tax, gains (losses) from investments in equity instruments Net changes (After tax) Remeasurements of defined benefit plans [Abstract] Remeasurements of defined benefit plans Remeasurements of defined benefit plans. Other Comprehensive Income Before Tax Gains Losses On Remeasurements Of Defined Benefit Plans During The Year Amount incurred during the year (Before tax) Other comprehensive income before tax gains losses on remeasurements of defined benefit plans during the year. Income Tax Relating To Remeasurements Of Defined Benefit Plans Of Other Comprehensive Income During The Year Amount incurred during the year (Tax effect) Income tax relating to remeasurements of defined benefit plans of other comprehensive income during the year. Other Comprehensive Income Net Of Tax Gains Losses On Remeasurements Of Defined Benefit Plans During The Year Amount incurred during the year (After tax) Other comprehensive income net of tax gains losses on remeasurements of defined benefit plans during the year. Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans Net changes (Before tax) Income tax relating to remeasurements of defined benefit plans included in other comprehensive income Net changes (Tax effect) Shares of other comprehensive income of equity method investees [Abstract] Shares of other comprehensive income of equity method investees Shares of other comprehensive income of equity method investees. Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method That Will Not Be Reclassified To Profit Or Loss Before Tax During The Year Amount incurred during the year (Before tax) Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss before tax during the year. Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method That Will Not Be Reclassified To Profit Or Loss Net Of Tax During The Year Amount incurred during the year (After tax) Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss net of tax during the year. Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, before tax Net changes (Before tax) Exchange differences on translation [abstract] Exchange differences on translating foreign operations Gains (losses) on exchange differences on translation, net of tax Amount incurred during the year (After tax) Reclassification adjustments on exchange differences on translation, before tax Reclassification to profit (loss) (Before tax) Reclassification adjustments on exchange differences on translation, net of tax Reclassification to profit (loss) (After tax) Other comprehensive income, before tax, exchange differences on translation Net changes (Before tax) Gains (losses) on exchange differences on translation, before tax Amount incurred during the year (Before tax) Available-for-sale financial assets [abstract] Net changes in revaluation of financial assets measured at fair value through other comprehensive income Financial Assets Measured At Fair Value Through Other Comprehensive Income That Will Be Reclassified To Profit Or Loss Changes Before Reclassification Before Tax During The Year Amount incurred during the year (Before tax) Financial assets measured at fair value through other comprehensive income that will be reclassified to profit or loss changes before reclassification before tax during the year. Financial Assets Measured At Fair Value Through Other Comprehensive Income That Will Be Reclassified To Profit Or Loss Changes Before Reclassification Tax Expense During The Year Amount incurred during the year (Tax effect) Financial assets measured at fair value through other comprehensive income that will be reclassified to profit or loss changes before reclassification tax expense during the year. Financial Assets Measured At Fair Value Through Other Comprehensive Income That Will Be Reclassified To Profit Or Loss Changes Before Reclassification Net Of Tax During The Year Amount incurred during the year (After tax) Financial assets measured at fair value through other comprehensive income that will be reclassified To profit or loss changes before reclassification net of tax during the year. Reclassification adjustments on financial assets measured at fair value through other comprehensive income, before tax Reclassification to profit (loss) (Before tax) Reclassification Adjustments On Financial Assets Measured At Fair Value Through Other Comprehensive Income Tax Expense Reclassification to profit (loss) (Tax effect) Reclassification adjustments on financial assets measured at fair value through other comprehensive income tax expense. Reclassification adjustments on financial assets measured at fair value through other comprehensive income, net of tax Reclassification to profit (loss) (After tax) Other comprehensive income, before tax, financial assets measured at fair value through other comprehensive income Net changes (Before tax) Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income Net changes (Tax effect) Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method That Will Be Reclassified To Profit Or Loss Before Tax During The Year Amount incurred during the year (Before tax) Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss before tax during the year. Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method That Will Be Reclassified To Profit Or Loss Net Of Tax During The Year Amount incurred during the year (After tax) Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss net of tax during the year. Reclassification Adjustments On Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method That Will Be Reclassified To Profit Or Loss Before Tax Reclassification to profit (loss) (Before tax) Reclassification adjustments on share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss before tax. Reclassification Adjustments On Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method That Will Be Reclassified To Profit Or Loss Net Of Tax Reclassification to profit (loss) (After tax) Reclassification adjustments on share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss net of tax. Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, before tax Net changes (Before tax) Other comprehensive income, before tax Total other comprehensive income (Before tax) Income tax relating to components of other comprehensive income Total other comprehensive income (Tax effect) Disclosure Of Detailed Information About Dividends Payable [Abstract] Disclosure Of Detailed Information About Dividends Payable. Disclosure Of Detailed Information About Dividends Payable [Table] Disclosure Of Detailed Information About Dividends Payable. Disclosure of detailed information about dividends payable [Line items] Disclosure of detailed information about dividends payable [Line items] Disclosure of detailed information about dividends payable. Dividends Payable Date of Record Record date Dividends payable, date of record. Dividends paid, ordinary shares per share Dividend per share (yen) Dividends paid, ordinary shares Total amount of dividends (yen in millions) Dividends Effective Date Dividends effective date Dividends effective date. Board Resolution [Axis] Board Resolution [Axis] Board resolution. Board resolution [Domain] Board resolution [Domain] Board resolution. The Board of Directors Meeting on May Ten Two Thousand Twenty Three [Member] The Board of Directors Meeting on May 10, 2023 The board of directors meeting on may ten two thousand twenty three. The Board Of Directors Meeting On November Six Two Thousand Twenty Four [Member] The Board of Directors Meeting on November 6, 2024 The Board Of Directors Meeting On May Eight Two Thousand Twenty Five [Member] The Board of Directors Meeting on May 8, 2025 The Board Of Directors Meeting On May Eight Two Thousand Twenty Four [Member] The Board of Directors Meeting on May 8, 2024 The Board Of Directors Meeting On November One Two Thousand Twenty Three [Member] The Board of Directors Meeting on November 1, 2023 The Board of Directors Meeting on November 5, 2025 The Board Of Directors Meeting On May Eight Two Thousand Twenty Six [Member] The Board of Directors Meeting on May 8, 2026 Disclosure of Revenue from external cusomers [Abstract] Disclosure of Revenue from external cusomers Disclosure of Revenue from external cusomers [Table] Disclosure of Revenue from external cusomers Disclosure of disaggregation of revenue from contracts with customers [line items] Revenue from sale of goods Sales of products Finance income Financial services Financial service revenues Parts and components for production [Member] Parts and components for production, Automotive [Member] Parts and components for production Parts and components for after service [Member] Parts and components for after service, Automotive [Member] Parts and components for after service Total automotive [Member] Total automotive All other [Member] All other Disclosure Of Finance Cost [Abstract] Disclosure Of Finance Cost Disclosure Of Finance Cost [Table] Disclosure Of Finance Cost Disclosure Of Income From Lease Included In Finance Income [Line Items] Disclosure of income from lease included in finance income as follows: Disclosure of income from lease included in finance income. Finance income on net investment in finance lease Financial income related to net lease investment Operating lease income Operating leases Income From Lease Included In Finance Income Total Income from lease included in finance income. Contract liabilities [abstract] Contract liabilities [abstract] Contract liabilities Contract liabilities Disclosure of disaggregation of revenue from contracts with customers [abstract] Revenue that was included in contract liability balance at beginning of period Contract with customer liability reclassified to revenue Transaction price allocated to remaining performance obligations Unsatisfied performance obligations Contract period Contract period Contract period. Performance obligations [axis] Performance obligations [domain] Performance obligations related to contracts [Member] Performance obligations related to contracts [Member] Contracts With The Customers [Member] Contracts with the customers [Member] Insurance contracts [axis] Insurance contracts [domain] Insurance Revenues [Member] Insurance revenues [Member] Maintenance Revenues [Member] Maintenance revenues [Member] Later than one year [member] Disclosure Of Research And Development Cost [Abstract] Disclosure Of Research And Development Cost Disclosure Of Research And Development Cost [Table] Disclosure Of Research And Development Cost Disclosure Of Research And Development Cost [Line Items] Disclosure of research and development cost Disclosure of research and development cost. Research and development expense Total Research And Development Expenditures Incurred During The Year Research and development expenditures incurred during the year Research and development expenditures incurred during the year Intangible assets under development [Member] Disclosure of Other finance income and costs [Table] Disclosure of Other finance income and costs Income statement [Axis] Income statement Income statement [Member] Income statement Dividend Income [Member] Dividend income [Member] Dividend income [Member]. Interest Income One [Member] Interest income [Member] Interest income one [Member]. Disclosure of Other finance income and costs [Line Items] Disclosure of Other finance income and costs as follows: Disclosure of Other finance income and costs Other Finance income [Abstract] Other finance income Other finance income. Interest revenue for financial assets measured at amortised cost Financial assets measured at amortized cost Interest revenue for financial assets measured at fair value through other comprehensive income Financial assets measured at fair value through other comprehensive income Dividend Income On Financial Assets Measured At Fair Value Through Other Comprehensive Income Financial assets measured at fair value through other comprehensive income Dividend Income on financial assets measured at fair value through other comprehensive income. Other Finance Income Other Other Other finance income other. Other finance cost [Abstract] Other finance costs Other finance cost Interest Expense On Financial Liabilities Measured At Amortized Cost Financial liabilities measured at amortized cost Interest expense on financial liabilities measured at amortized cost. Other Finance Costs Other Other Other finance costs other. Disclosure of reconciliation between basic and diluted earning per share [Abstract] Disclosure of reconciliation between basic and diluted earning per share [Abstract] Disclosure of reconciliation between basic and diluted earning per share. Profit (loss), attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share Basic earnings per share attributable to Toyota Motor Corporation Profit (loss), attributable to ordinary equity holders of parent entity, used in calculating diluted earnings per share Diluted earnings per share attributable to Toyota Motor Corporation Weighted average number of ordinary shares used in calculating basic earnings per share Basic earnings per share attributable to Toyota Motor Corporation Weighted average number of ordinary shares used in calculating diluted earnings per share Diluted earnings per share attributable to Toyota Motor Corporation Disclosure of shareholders equity per share [Abstract] Disclosure of shareholders equity per share [Abstract] Disclosure of shareholders' equity per share. Number of shares outstanding Common shares issued and outstanding at the end of the year (excluding treasury stock) Stock Holder Equity Per Share Toyota Motor Corporation shareholders' equity per share Stock holder equity per share. Disclosure Of Number And Fair Value Of Other Equity Instruments [Table] Types of share-based payment arrangements [axis] Types of share-based payment arrangements [domain] Restricted Stock Plan [Member] Disclosure Of Number And Fair Value Of Other Equity Instruments [Line Items] Date of grant of share-based payment arrangement Grant date Number of instruments granted in share-based payment arrangement Number of shares granted (shares) Number of points granted during the period Weighted average fair value at measurement date, other equity instruments granted Fair value per share on the grant date (Yen) Fair value per share on the grant date (Yen) (Note 1) Weighted average fair value at measurement date, other equity instruments granted Disclosure of terms and conditions of share-based payment arrangement [table] ESOP Trust [Member] Disclosure of terms and conditions of share-based payment arrangement [line items] Description of vesting requirements for share-based payment arrangement Vesting conditions Restricted Stock Unit Plan [Member] Annual Share based Compensation Grant Limit Value Annual Share based Compensation Grant Limit Value Annual share based compensation grant limit value. Annual Share based Compensation Grant Limit Shares Annual Share based Compensation Grant Limit Shares Annual share based compensation grant limit shares. Expense from share-based payment transactions Expense from share-based payment transactions Liabilities from share-based payment transactions Liabilities from share-based payment transactions Disclosure Of Commitments And Contingent Liabilities [Abstract] Disclosure Of Commitments And Contingent Liabilities Disclosure of contingent liabilities [table] Classes of contingent liabilities [axis] Classes of contingent liabilities [domain] Contingent liability for guarantees [Member] Disclosure of contingent liabilities [line items] Contractual capital commitments Contractual commitments Maximum Potential Amounts Of Future Payment Maximum potential amounts of future payment Maximum potential amounts of future payment. Estimated financial effect of contingent liabilities Estimated liability for guarantees contract Guarantee period Guarantee period Guarantee period. Expiration Date of Concentration of Labor Supply In Employees under Agreeements Expiration date of concentration of labor supply in employees under agreeements. Maximum [Member] Minimum [Member] Decree [Axis] Decree [Axis]. Decree [Domain] Decree [Domain]. Unconsolidated structured entities [axis] Unconsolidated structured entities [axis] Unconsolidated structured entities [domain] Entity's total for unconsolidated structured entities [member] Unconsolidated structured entities [member] Unconsolidated structured entities [Member] Equity instruments held Carrying value of investment trust securities Special Purpose Entities Carrying value of the special purpose entities Special purpose entities. Retail Finance Receivables Retail finance receivables Retail finance receivables. Secured Debts Secured debt Secured debts. Debt securities [member] Debt securities [Member] Consolidated structured entities [member] Consolidated structured entities [Member] Outstanding balances for related party transactions [abstract] Disclosure of transactions between related parties [table] Disclosure of transactions between related parties [line items] Disclosure of transactions between related parties [line items] Trade and other receivables [abstract] Trade accounts and other receivables Amounts receivable, related party transactions Amounts receivable, related party transactions Trade and other payables [abstract] Trade accounts and other payables Amounts payable, related party transactions Amounts payable, related party transactions Associates [member] Associates [Member] Joint ventures [member] Joint ventures [Member] Related party transactions [abstract] Revenue from sale of goods, related party transactions Sales revenues Purchases of goods, related party transactions Cost of products sold (purchases) Disclosure of Key Management Personnel Compensation [Abstract] Disclosure of Key Management Personnel Compensation [Abstract]. Disclosure of Key Management Personnel Compensation [Table] Disclosure of Key Management Personnel Compensation Disclosure of key management personnel compensation [Line Items] Disclosure of key management personnel compensation [Line Items] Disclosure of key management personnel compensation. Key Management Personnel Compensation Bonus Payment Bonus Key management personnel compensation bonus payment. Key management personnel compensation, share-based payment Share compensation Key management personnel compensation Total Key Management Personnel Compensation Of Base Compensation Base compensation Key management personnel compensation of base compensation. Disclosure Of Related Party [Abstract] Disclosure of related Party [Abstract]. Dividends received from investments accounted for using equity method, classified as investing activities Dividends from associates and joint ventures Unconsolidated subsidiaries [axis] Unconsolidated subsidiaries [axis] Unconsolidated subsidiaries [domain] Entity's total for unconsolidated subsidiaries [member] Disclosure Of Supplement Cash Flow Information [Abstract] Disclosure of supplement cash flow information [abstract]. Disclosure Of Supplement Cash Flow Information [Table] Disclosure Of Supplement Cash Flow Information [Table] Disclosure of supplement cash flow information [Table]. Time Deposits [Axis] Time deposits [Axis] Time Deposits [Axis]. Net Increase In Time Deposits [Member] Net increase in time deposits [Member] Net Increase In Time Deposits [Member]. Disclosure Of Supplement Cash Flow Information [Line Items] Disclosure of supplement cash flow information [Line Items] Disclosure of supplement cash flow information [Line Items]. Disclosure of non-adjusting events after reporting period [abstract] Disclosure of non-adjusting events after reporting period [table] Disclosure of non-adjusting events after reporting period [line items] Share Consolidation Ratio Description Share consolidation ratio description. Non-adjusting events after reporting period [axis] Non-adjusting events after reporting period [domain] Partial Amendment To Incorporation [Axis] Partial Amendment To Incorporation [Domain]