Revenue from Contracts with Customers [Abstract] Revenue from Contracts with Customers [Abstract] Current liabilities: Current liabilities [abstract] Liabilities [member] Liabilities [member] Cost Gross carrying amount [member] Non-controlling interest Other comprehensive income, attributable to non-controlling interests Revolving Credit Facility Citibank Revolving Credit Facility [Member] Citibank Revolving Credit Facility Restructuring [Roll Forward] Restructuring [Roll Forward] Restructuring Statistical Measurement [Domain] Statistical Measurement [Domain] Accumulated Depreciation and Impairment Accumulated depreciation and amortisation [member] Useful life (in years) Useful life measured as period of time, property, plant and equipment Entity's total for joint ventures [member] Entity's total for joint ventures [member] Effective income tax rate Tax rate effect from change in tax rate Noncurrent liabilities Non-current liabilities [abstract] Other current financial assets Other current financial assets Proceeds from issuance of equity instruments and other Proceeds from issuing other equity instruments Current Fiscal Year End Date Current Fiscal Year End Date Financial assets, category [member] Financial assets, category [member] Amounts invoiced Current Unbilled Receivables, Amounts Invoiced Current Unbilled Receivables, Amounts Invoiced Provisions Current provisions Profit from operations Profit (loss) from operating activities Related party [Abstract] Related party [Abstract] Net cash (used in) provided by financing activities Cash flows from (used in) financing activities Accumulated Deficit Retained earnings [member] Operating expense Operating expense Classes of property, plant and equipment [axis] Classes of property, plant and equipment [axis] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to reconcile profit (loss) [abstract] Disclosure of detailed information about property, plant and equipment [abstract] Disclosure of detailed information about borrowings Disclosure of detailed information about borrowings [text block] Fair Value Financial assets, at fair value Number of shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Number of shares outstanding Income tax (expense) benefit Tax expense (income) Unutilized borrowing facilities Undrawn borrowing facilities Investments in joint Ventures Disclosure Of Business Combinations And Interest In Other Entities [Text Block] Disclosure Of Business Combinations And Interest In Other Entities Employee Share Purchase Plan Employee Share Purchase Plan [Member] Employee Share Purchase Plan Receivables, Prepayments and Other Assets Disclosure of trade and other receivables [text block] Noncurrent portion of long-term debt Noncurrent total Non-current portion of non-current borrowings Noncurrent assets: Non-current: Non-current assets [abstract] Contracts for capital expenditures Contractual capital commitments Amortization of intangible assets Adjustments for amortisation expense Other financing activities Other inflows (outflows) of cash, classified as financing activities Revenue recognized over time Goods or services transferred over time [member] Summary of commitments Disclosure of commitments [text block] Uncommitted Credit Facilities Uncommitted Credit Facilities [Member] Uncommitted Credit Facilities Shareholders of GLOBALFOUNDRIES INC. Other comprehensive income, attributable to owners of parent Various Current Various Current [Member] Various Current Significant Accounting Judgements, Estimates, and Assumptions Disclosure of changes in accounting policies, accounting estimates and errors [text block] Provisions Non-current provisions Change In Accounting Estimate Change In Accounting Estimate [Member] Change In Accounting Estimate Earnings Per Share Disclosure of earnings per share [text block] Net earnings per share attributable to the equity holders of the Company: Earnings per share [abstract] Ordinary shares, $0.02 par value, 553,199 thousand and 547,755 thousand shares issued and outstanding as of September 30, 2023 and December 31, 2022 Issued capital Due within the next 12 months Contractual Capital And Operating Commitments, Current Contractual Capital And Operating Commitments, Current Computer Computer equipment [member] Total other comprehensive loss for the period Other comprehensive income Other comprehensive income Other transactions with Other Purchases Of Goods, Related Party Transactions Other Purchases Of Goods, Related Party Transactions Levels of fair value hierarchy [axis] Levels of fair value hierarchy [axis] Noncurrent portion of lease obligations Non-current lease liabilities Other receivables Other current receivables Income taxes [Abstract] Income taxes [Abstract] Disclosure of transactions between related parties [table] Disclosure of transactions between related parties [table] Statement of changes in equity [table] Statement of changes in equity [table] Non-controlling interest Non-controlling interests Bank guarantees Bank Guarantees Bank Guarantees Share-Based Compensation Disclosure of share-based payment arrangements [text block] Statement of financial position [abstract] Effect of exchange rate changes on cash and cash equivalents Effect of exchange rate changes on cash and cash equivalents Due to related parties Amounts payable, related party transactions Deferred income taxes, net Adjustments for deferred tax expense Disclosure of detailed information about property, plant and equipment [line items] Disclosure of detailed information about property, plant and equipment [line items] Net cash provided by operating activities Cash flows from (used in) operating activities Disclosure of reconciliation of summarised financial information of joint venture accounted for using equity method to carrying amount of interest in joint venture Disclosure of reconciliation of summarised financial information of joint venture accounted for using equity method to carrying amount of interest in joint venture [text block] Finance income (expense) net Finance income (cost) Basis of Presentation and Summary of Significant Accounting Policies Disclosure of significant accounting policies [text block] The entire disclosure for significant accounting policies applied by the entity. Basic earnings per share (in USD per share) Total basic EPS attributable to equity shareholders (in USD per share) Basic earnings (loss) per share Inventories Total Current inventories Due from related parties Amounts receivable, related party transactions Total liabilities and equity Equity and liabilities Other investing activities Other inflows (outflows) of cash, classified as investing activities Other Other non-current assets 2018 Tool Equipment Purchase and Lease Financing 2018 Tool Equipment Purchase and Lease Financing [Member] 2018 Tool Equipment Purchase and Lease Financing Product and Service [Axis] Product and Service [Axis] Other Provisions, Contingent Liabilities, and Contingent Assets [Abstract] Other Provisions, Contingent Liabilities, and Contingent Assets [Abstract] Interests in other entities [Abstract] Interests in other entities [Abstract] Provisions Other provisions Schedule of unbilled accounts receivables Disclosure Of Detailed Information About Activity In Unbilled Accounts Receivables [Table Text Block] Disclosure Of Detailed Information About Activity In Unbilled Accounts Receivables Borrowings by name [axis] Borrowings by name [axis] Schedule of disaggregation of revenue Disclosure of disaggregation of revenue from contracts with customers [text block] Marketable securities Marketable Securities, Non-current Marketable Securities, Non-current Statement of Compliance Statement of IFRS compliance [text block] Attributable to: Comprehensive income [abstract] Maximum subscription (in shares) Share-Based Payment Arrangement, Maximum Employee Subscription, Shares Share-Based Payment Arrangement, Maximum Employee Subscription, Shares Non-controlling interest Comprehensive income, attributable to non-controlling interests Minimum Minimum [Member] Beginning balance Ending balance Restructuring provision Various Noncurrent Various Noncurrent [Member] Various Noncurrent Significant Accounting Policies Description of accounting policy for subsidiaries [text block] Additional Paid-In Capital Additional paid-in capital [member] Accounting estimates [axis] Accounting estimates [axis] Repayments of debt and finance lease obligations Payments Of Debt And Finance Lease Obligations Payments Of Debt And Finance Lease Obligations Share-based compensation Adjustments for share-based payments Accounting estimates [member] Accounting estimates [member] Disclosure of financial assets Disclosure Of Financial Assets [Table Text Block] Disclosure Of Financial Assets Non-Controlling Interest Non-controlling interests [member] Interest, income taxes paid and finance income (expense), net Interest And Income Taxes Paid, Including Financing Expenses Interest And Income Taxes Paid, Including Financing Expenses Derivatives Derivatives [member] Revenue recognized at a point in time Goods or services transferred at point in time [member] 2019 EUR Dresden Equipment Financing 2019 EUR Dresden Equipment Financing [Member] 2019 EUR Dresden Equipment Financing Equity: Equity [abstract] Disclosure Of Fair Value Measurement Of Assets And Liabilities [Table] Disclosure Of Fair Value Measurement Of Assets And Liabilities [Table] Disclosure of fair value measurement of assets and liabilities [table] Amounts paid Reversal of provisions for cost of restructuring Research and development expense Research and development expense Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items] Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items] [Line Items] for Disclosure of fair value measurement of assets and liabilities [table] Share of foreign exchange fluctuation reserve of joint ventures 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 Investment in equity instruments Debt securities [member] Restructuring expense Expense of restructuring activities Fair Value Measurements Disclosure of fair value measurement [text block] SGD EDB Loan SGD EDB Loan [Member] SGD EDB Loan Proceeds from issuance of equity instruments Proceeds from issuance of equity instruments Proceeds from issuance of equity instruments Inventories Disclosure of inventories [text block] Equipment Machinery [member] Share-based payment arrangements [member] Share-based payment arrangements [member] Construction in Progress Construction in progress [member] Borrowings by name [member] Borrowings by name [member] Net Revenue Disclosure of revenue from contracts with customers [text block] Purchases from Purchases of goods, related party transactions Reconciliation of changes in property, plant and equipment [abstract] Reconciliation of changes in property, plant and equipment [abstract] Product and Service [Domain] Product and Service [Domain] Net revenue Revenue Total current liabilities Current liabilities Disclosure of joint ventures [line items] Disclosure of joint ventures [line items] (Gain) Loss on disposal of property, plant and equipment and other Adjustments for gain (loss) on disposals, property, plant and equipment Timing of transfer of goods or services [axis] Timing of transfer of goods or services [axis] Current assets: Current: Current assets [abstract] Receivables, prepayments, other assets and other noncurrent assets Adjustments for decrease (increase) in trade and other receivables Depreciation expense Depreciation expense Commitments and Contingencies Disclosure of commitments and contingent liabilities [text block] Categories of related parties [axis] Categories of related parties [axis] Dividends declared during the period Dividends received Accumulated other comprehensive income Accumulated other comprehensive income Statement of changes in equity [line items] Statement of changes in equity [line items] Income tax effect Income tax relating to components of other comprehensive income that will be reclassified to profit or loss Restructuring [Abstract] Restructuring [Abstract] Attributable to: Other comprehensive income [abstract] Silicon Manufacturing Partners Pte Ltd. (“SMP”) SMP [Member] SMP Property, plant and equipment [member] Property, plant and equipment [member] Entity's total for related parties [member] Entity's total for related parties [member] Proceeds from the sale of investment in marketable securities Proceeds From Sale Of Marketable Securities Proceeds From Sale Of Marketable Securities ASSETS Assets [abstract] Effective portion of changes in the fair value of cash flow hedges Other comprehensive income, before tax, cash flow hedges Other noncurrent financial assets Other non-current financial assets Accounting Policies, Changes In Accounting Estimates And Errors [Abstract] Accounting Policies, Changes In Accounting Estimates And Errors [Abstract] Accounting Policies, Changes In Accounting Estimates And Errors [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES Cash flows from (used in) investing activities [abstract] Additions Additions other than through business combinations, property, plant and equipment Total Equity attributable to owners of parent [member] Net income for the period Net income Profit (loss) Par value per share (in dollars per share) Par value per share Other long-term debt Long-term borrowings [member] Level 2 Level 2 of fair value hierarchy [member] USD Term Loan A USD Term Loan A [Member] USD Term Loan A Engineering and other pre-fabrication services Engineering And Other Pre-Fabrication Services [Member] Engineering And Other Pre-Fabrication Services Advances to suppliers Non-current prepayments Total noncurrent assets Non-current assets Additional paid-in capital Additional paid-in capital Depreciation Adjustments for depreciation expense Diluted earnings per share (in USD per share) Total diluted EPS attributable to equity shareholders (in USD per share) Diluted earnings (loss) per share Schedule of basic and diluted earnings per share Earnings per share [text block] Purchases of investment in marketable securities Purchase Of Investment In Marketable Securities Purchase Of Investment In Marketable Securities EUR Term Loan A EUR Term Loan A [Member] EUR Term Loan A Equity attributable to the shareholders of GLOBALFOUNDRIES INC. Equity attributable to owners of parent Joint operations Joint operations [member] Marketable securities Marketable Securities, Current Marketable Securities, Current Corporate information and statement of IFRS compliance [abstract] Disclosure of fair value measurement of assets and liabilities Disclosure of fair value measurement of assets [text block] Work in progress Current work in progress Inventories Adjustments for decrease (increase) in inventories Disclosure of detailed information about borrowings [table] Disclosure of detailed information about borrowings [table] Disclosure of transactions between related parties [line items] Disclosure of transactions between related parties [line items] Statement of changes in equity [abstract] Other noncurrent liabilities Other non-current liabilities Other Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax Maximum Maximum [Member] Fair value measurements of assets and liabilities [Abstract] Fair value measurements of assets and liabilities [Abstract] Purchases of property, plant and equipment, net Purchase of property, plant and equipment, classified as investing activities Document Type Document Type Gross profit Gross profit Statutory income tax rate Applicable tax rate Effect of exchange rate changes Increase (decrease) through net exchange differences, property, plant and equipment Earnings Per Share Description of accounting policy for earnings per share [text block] Other income (expense), net Other operating income (expense) Entity Registrant Name Entity Registrant Name Balance, beginning of period Balance, end of period Investments in joint ventures accounted for using equity method Revenue recognized during the period Current Unbilled Receivables, Revenue Recognized During The Year Current Unbilled Receivables, Revenue Recognized During The Year Share-based payment arrangements [Abstract] Share-based payment arrangements [Abstract] Assets [member] Assets [member] Document Period End Date Document Period End Date Non-controlling interest Profit (loss), attributable to non-controlling interests Building and Leasehold Improvements Leasehold improvements [member] Amortization of deferred income from government grants Adjustments For Amortization Of Deferred Income From Government Grants Adjustments For Amortization Of Deferred Income From Government Grants Schedule of related party transactions Disclosure of transactions between related parties [text block] Current portion of lease obligations Current lease liabilities Trade payables and other current liabilities Trade and other current payables Property Plant and Equipment Disclosure of property, plant and equipment [text block] Share-based compensation Increase (decrease) through share-based payment transactions, equity Entity Central Index Key Entity Central Index Key Disclosure of detailed information about borrowings [line items] Disclosure of detailed information about borrowings [line items] Receivables from related parties Current receivables due from related parties Disclosure of detailed information about property, plant and equipment [table] Disclosure of detailed information about property, plant and equipment [table] LIABILITIES AND EQUITY Equity and liabilities [abstract] Disclosure of contingent liabilities [line items] Disclosure of contingent liabilities [line items] Corporate Information Disclosure of notes and other explanatory information [text block] The disclosure of notes and other explanatory information as part of a complete set of financial statements. Summary of property, plant and equipment Disclosure of detailed information about property, plant and equipment [text block] Profit or loss [abstract] Disclosure of disaggregation of revenue from contracts with customers [table] Disclosure of disaggregation of revenue from contracts with customers [table] PILOT Bonds, Letters Of Credit PILOT Bonds, Letters Of Credit [Member] PILOT Bonds, Letters Of Credit 2019 USD Dresden Equipment Financing 2019 USD Dresden Equipment Financing [Member] 2019 USD Dresden Equipment Financing Attributable to: Profit (loss), attributable to [abstract] Contracts for operating expenditures Contractual Operating Commitments Contractual Operating Commitments Classes of liabilities [axis] Classes of liabilities [axis] Contractual capital and operating commitments Contractual Capital And Operating Commitments Contractual Capital And Operating Commitments CASH FLOWS FROM OPERATING ACTIVITIES Cash flows from (used in) operating activities [abstract] Property, plant and equipment, net Property, plant and equipment at beginning of period Property, plant and equipment at end of period Property, plant and equipment Timing of transfer of goods or services [member] Timing of transfer of goods or services [member] Trade receivables, other than related parties Current trade receivables Change in assets and liabilities: Change In Assets And Liabilities [Abstract] Change In Assets And Liabilities Proceeds from issuance of equity instruments (in shares) Increase (decrease) in number of ordinary shares issued Equity Equity [member] Number of shares issued (in shares) Number of shares issued Amendment Flag Amendment Flag Cash equivalents Cash And Cash Equivalents [Member] Cash And Cash Equivalents [Member] Trade and other current receivables [abstract] Amounts payable for intangible assets Amounts Payable For Intangible Assets Amounts Payable For Intangible Assets Noncash investing and financing activities: Non-Cash Investing And Financing Activities [Abstract] Non-Cash Investing And Financing Activities Items that may be reclassified subsequently to profit: Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Total current assets Current assets Employer match (as a percent) Share-Based Payment Arrangement, Employer Matching Contribution, Percent Of Match Share-Based Payment Arrangement, Employer Matching Contribution, Percent Of Match Statistical Measurement [Axis] Statistical Measurement [Axis] Net decrease in cash and cash equivalents Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Current portion of long-term debt Current portion of non-current borrowings Goodwill and intangible assets, net Intangible assets and goodwill Deferred tax assets Deferred tax assets Building and Leasehold Improvements Building And Leasehold Improvements [Member] Building And Leasehold Improvements Noncurrent portion of deferred income from government grants Non-current government grants Disclosure of disaggregation of revenue from contracts with customers [line items] Disclosure of disaggregation of revenue from contracts with customers [line items] Transfers from construction in progress Increase (decrease) through transfers from construction in progress, property, plant and equipment Attributable to: Comprehensive income attributable to [abstract] Level 1 Level 1 of fair value hierarchy [member] Disclosure of summary of restructuring Disclosure of summary of restructuring [Table Text Block] Disclosure of summary of restructuring Amounts payable for property, plant and equipment Amounts Payable For Property, Plant And Equipment Amounts Payable For Property, Plant And Equipment Shareholders of GLOBALFOUNDRIES INC. Net income attributable to equity shareholders of the Company Profit (loss), attributable to owners of parent Statement of cash flows [abstract] Joint ventures [axis] Joint ventures [axis] Disclosure of contingent liabilities [table] Disclosure of contingent liabilities [table] Total comprehensive income for the period Comprehensive income Cash and cash equivalents Cash and cash equivalents at the beginning of the period Cash and cash equivalents at the end of the period Cash and cash equivalents Schedule of inventories Schedule Of Inventory, Current [Table Text Block] Schedule Of Inventory, Current Voting rights (as a percent) Proportion of voting rights held in joint venture Carrying amount [member] Carrying amount [member] Wafer fabrication Water Fabrication [Member] Water Fabrication Receivables, prepayments and other assets Total Non-Current Prepayments And Other Current Assets Non-Current Prepayments And Other Current Assets Total noncurrent liabilities Non-current liabilities Cover [Abstract] Related Party Disclosures Disclosure of related party [text block] Property, plant and equipment acquired through lease Property, Plant And Equipment Acquired Through Lease Property, Plant And Equipment Acquired Through Lease Disposals Disposals, property, plant and equipment Total assets Total financial assets Assets Total Loans and borrowings Borrowings Proceeds from the sale of EFK business Proceeds From Sale Of Business, Classified As Investing Activities Proceeds From Sale Of Business, Classified As Investing Activities Withholding tax expense Tax expense other than income tax expense Nominal Interest Rate Borrowings, interest rate Categories of financial assets [axis] Categories of financial assets [axis] Restructuring Disclosure of restructuring [Text Block] Disclosure of restructuring Disclosure of terms and conditions of share-based payment arrangement [table] Disclosure of terms and conditions of share-based payment arrangement [table] Share of profits for the period Share of profit (loss) from continuing operations of associates and joint ventures accounted for using equity method Foreign Currency Translation and Investments Reserves Reserve of exchange differences on translation [member] Hedging Reserve Reserve of cash flow hedges [member] Classes of assets [axis] Classes of assets [axis] Income taxes Disclosure of income tax [text block] Purchase of intangible assets Purchase of intangible assets, classified as investing activities Advances and proceeds from sale of property, plant and equipment and intangible assets Proceeds from disposals of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets 2020 USD Equipment Financing 2020 USD Equipment Financing [Member] 2020 USD Equipment Financing Entity's total for joint operations [member] Entity's total for joint operations [member] CASH FLOWS FROM FINANCING ACTIVITIES Cash flows from (used in) financing activities [abstract] Total equity Beginning balance Ending balance Equity Inventories [Abstract] Inventories [Abstract] Raw materials and supplies Current raw materials Share of profit of joint ventures Share of profit (loss) of joint ventures accounted for using equity method Receivables from government grants Current Receivables From Government Grants Current Receivables From Government Grants Borrowing costs Abstract [Abstract] Borrowing costs [Abstract] Common Shares Issued capital [member] Shareholders of GLOBALFOUNDRIES INC. Comprehensive income, attributable to owners of parent Unbilled accounts receivable Balance, beginning of period Balance, end of period Current Unbilled Receivables Current Unbilled Receivables Profit before income taxes Profit (loss) before tax Profit (loss) before tax Land and Land Improvements Land [member] Accumulated deficit Retained earnings Long Term Debt Disclosure of borrowings [text block] Components of equity [axis] Components of equity [axis] Fair value on investments measured at fair value through other comprehensive income Gains (losses) on financial assets measured at fair value through other comprehensive income, before tax Employee subscription rate (as a percent) Share-Based Payment Arrangement, Employee Subscription Rate Share-Based Payment Arrangement, Employee Subscription Rate Weighted average shares outstanding, basic (in shares) Weighted average number of ordinary shares used in calculating basic earnings per share Disclosure of joint ventures [table] Disclosure of joint ventures [table] Net cash used in investing activities Cash flows from (used in) investing activities Schedule of accounts receivable Disclosure Of Detailed Information About Accounts Receivable [Table Text Block] Disclosure Of Detailed Information About Accounts Receivable SMP Joint ventures where entity is venturer [member] Receivables, prepayments and other assets Current prepayments and other current assets Current prepayments and other current assets Property, Plant, and Equipment Description of accounting policy for property, plant and equipment [text block] Provision Expense of restructuring activities, after accelerated share-based compensation expense Expense of restructuring activities, after accelerated share-based compensation expense All levels of fair value hierarchy [member] All levels of fair value hierarchy [member] Statement of comprehensive income [abstract] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] 2019 Tool Equipment Purchase and Lease Financing 2019 Tool Equipment Purchase and Lease Financing [Member] 2019 Tool Equipment Purchase and Lease Financing Carrying Amount Financial assets Level 3 Level 3 of fair value hierarchy [member] Disclosure of terms and conditions of share-based payment arrangement [line items] Disclosure of terms and conditions of share-based payment arrangement [line items] Net proceeds from borrowings Proceeds from borrowings, classified as financing activities Total liabilities Total financial liabilities Liabilities Total other comprehensive loss for the period Other comprehensive income that will be reclassified to profit or loss, net of tax Investments in marketable securities Marketable securities [Member] Marketable securities Joint operations [axis] Joint operations [axis] Trade and other payables Adjustments for increase (decrease) in trade and other payables Selling, general and administrative expense Selling, general and administrative expense Cost of revenue Cost of sales Current portion of deferred income from government grants Current government grants Diluted weighted average common shares outstanding (in shares) Weighted average shares outstanding, diluted (in shares) Weighted average number of ordinary shares used in calculating diluted earnings per share Types of share-based payment arrangements [axis] Types of share-based payment arrangements [axis] Revenue Revenue from contracts with customers