Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Life Sciences and Emerging Growth Businesses Life Sciences and Emerging Growth Businesses [Member] Life Sciences and Emerging Growth Businesses Automotive Automotive [Member] Automotive Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Cash Flow and Net Investment Hedging Cash Flow And Net Investment Hedging [Member] Cash Flow And Net Investment Hedging Title of 12(b) Security Title of 12(b) Security Subsequent Event Subsequent Event [Member] Document Fiscal Year Focus Document Fiscal Year Focus Schedule of Reconciliation of Net Income (Loss) from Segments to Consolidated Reconciliation of Net Income (Loss) from Segments to Consolidated [Table Text Block] Tabular disclosure of all significant reconciling items in the reconciliation of net income (loss) from reportable segments to the entity's consolidated revenues. Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Adjustment to Compensation, Amount Adjustment to Compensation Amount Financing Lease, Lease Not yet Commenced Financing Lease, Lease Not yet Commenced [Member] Segment Reporting [Abstract] Common stock – Par value $0.50 per share; Shares authorized 3.8 billion; Shares issued: 1.9 billion and 1.8 billion Common Stock, Value, Issued Payments of employee withholding tax on stock awards Payment, Tax Withholding, Share-Based Payment Arrangement Restructuring, impairment and other charges and credits Restructuring, Impairment And Other Charges And Credits Restructuring, Impairment And Other Charges And Credits Wages and employee benefits Employee-related Liabilities, Current Environmental loss contingency statement of financial position extensible enumeration not disclosed flag Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Other non-current assets Other Assets, Miscellaneous, Noncurrent Employee Retirement Plans Retirement Benefits [Text Block] Leases Lessee, Finance Leases [Text Block] Restatement Determination Date Restatement Determination Date Investments Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Contract asset Grant-date fair value Contract with Customer, Asset, after Allowance for Credit Loss Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Derivative Instrument [Axis] Derivative Instrument [Axis] Schedule of Income Tax Provisions and Rates Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block] Warrants to purchase shares (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Amendment Flag Amendment Flag Current liabilities: Liabilities, Current [Abstract] Schedule of Notional Amounts of Outstanding Derivative Positions Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Accumulated derivative gain (loss) AOCI, Accounting Hedges, Cumulative Gain (Loss), After Tax AOCI, Accounting Hedges, Cumulative Gain (Loss), After Tax Other Assets and Other Liabilities Other Assets and Other Liabilities Disclosure [Text Block] Other Assets and Other Liabilities Disclosure Euro-denominated Average Rate Forward Contracts, Euro Denominated [Member] Represents the average rate forward contracts in euro-denominated. Leases [Abstract] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Foreign currency translation adjustments and other (Note 12) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Capital expenditures Segment Reporting, Long-Lived Asset, Expenditure for Addition Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Member] Non-current liabilities: Liabilities, Noncurrent [Abstract] Other intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Weighted-average common shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Share Repurchase Program [Domain] Share Repurchase Program [Domain] Notional amount Total gross notional amount for translated earnings contracts Derivative, Notional Amount Retirement Benefits [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Unsecured Variable Rate Loan Facilities, YTD Q2 2026 Unsecured Variable Rate Loan Facilities, YTD Q2 2026 [Member] Unsecured Variable Rate Loan Facilities, YTD Q2 2026 Number of reportable segments Number of Reportable Segments Total current liabilities Liabilities, Current Work in process Inventory, Work in Process, Net of Reserves Environmental Remediation Contingency [Domain] Environmental Remediation Contingency [Domain] Derivative instruments (Note 9) Current fair value liability Derivative Liability, Current Schedule of Derivative Instruments Schedule of Derivative Instruments [Table Text Block] Deferred income Increase (Decrease) in Deferred Revenue Entity Address, City or Town Entity Address, City or Town Mexican peso-denominated Average Rate Forward Contracts, Mexican Peso Denominated [Member] Related to derivatives. Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Glass Innovations Glass Innovations [Member] Glass Innovations Document Information [Line Items] Document Information [Line Items] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Class of Stock [Axis] Class of Stock [Axis] Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Dividends paid Payments of Ordinary Dividends Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Other comprehensive (loss) income Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Dividends [Domain] Dividends [Domain] Japanese yen-denominated Options Contracts, Japanese Yen-denominated [Member] Represents the options contracts in Japanese yen-denominated. Subsequent Event Type [Axis] Subsequent Event Type [Axis] Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Environmental Claims Environmental Claims [Member] Environmental Claims Segment Reporting Segment Reporting [Table Text Block] Non-controlling interest Noncontrolling Interest [Member] Use of Estimates Use of Estimates, Policy [Policy Text Block] Other comprehensive (loss) income, net of tax Net current-period other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Warrant exercise price (in usd per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Long-term debt Long-Term Debt O2026 Q3 Dividends O2026 Q3 Dividends [Member] O2026 Q3 Dividends Document Period End Date Document Period End Date Changes in assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Stock options, awards and warrants Stock Options, Awards And Warrants [Member] Stock Options, Awards and Warrants Shareholders’ Equity Equity [Text Block] Segment assets Net Assets Security Exchange Name Security Exchange Name Schedule of Reconciliation of Revenue from Segments to Consolidated Segment Reporting, Reconciliation of Revenue by Segment to Consolidated [Table Text Block] Treasury stock, at cost; Shares held: 994 million and 992 million Treasury Stock, Common, Value Chinese yuan-denominated Average Rate Forward Contracts, Chinese Yuan-Denomination [Member] Represents the average rate forward in Chinese yuan-denomination. Valuation allowance deferred tax asset change in amount Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Customer deposits Contract Liability Balance to Customer Receivables Contract Liability Balance to Customer Receivables Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Leases [Line Items] Lessee, Lease, Description [Line Items] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Short-term operating leases Operating Lease, Liability, Current Government incentives Government Grants, Current Government Grants, Current Shares issued to benefit plans and for option exercises Shares Issued To Benefit Plans And For Option Exercises Value of shares issued during the period as a result of the exercise of stock options and as a result of an employee stock purchase plan. Premiums paid on hedging contracts Payments for Hedge, Investing Activities Right-of-use asset Finance Lease, Right-of-Use Asset, after Accumulated Amortization Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Earnings Per Common Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Earnings per common share available to common shareholders: Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Total liabilities Liabilities Trading Symbol Trading Symbol Schedule of Other Liabilities Other Liabilities [Table Text Block] Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Income taxes Accrued Income Taxes, Current Company Selected Measure Name Company Selected Measure Name Transaction [Domain] Transaction [Domain] Income Tax Disclosure [Abstract] Schedule of Derivatives Not Designated as Hedging Instruments Derivatives Not Designated as Hedging Instruments [Table Text Block] South Korean won-denominated Average Rate Forward Contracts, South Korean Won-denominated [Member] Represents the average rate forward contracts in South Korean won-denominated. Translation Gain (Loss) On Foreign Denominated Debt, Net Translation Gain (Loss) On Foreign Denominated Debt, Net Translation Gain (Loss) On Foreign Denominated Debt, Net Credit Facility [Domain] Credit Facility [Domain] Cash Flows from Operating Activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation Amount Outstanding Recovery Compensation Amount Dividend payable (Note 12) Dividends Payable, Current Individual: Individual [Axis] Weighted-average common shares outstanding - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Warrant Warrant [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Optical Communications Optical Communications [Member] Represents optical communications. Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Proceeds from cross currency swap Proceeds from Derivative Instrument, Financing Activities Short-term debt Short-Term Debt Fair value liability Derivative Liability, Subject to Master Netting Arrangement, before Offset Gross margin Gross Profit New Taiwan dollar Taiwan, New Dollars Revenue from Contract with Customer [Abstract] Other, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Award Timing Predetermined Award Timing Predetermined [Flag] Restricted cash included in other current assets Restricted Cash, Current Capital expenditures Payments for Capital Improvements Treasury stock Treasury Stock, Common [Member] Long term supply, commitment period (in years) Long Term Supply Commitment Period Period covered by the long-term supply commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Derivative instruments (Note 9) Non-current fair value asset Derivative Asset, Noncurrent Effective tax rate Effective Income Tax Rate Reconciliation, Percent Stock options and other awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements All Executive Categories All Executive Categories [Member] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Fair value of long-term debt Long-Term Debt, Fair Value Schedule of Net Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Depreciation Depreciation Depreciation Antidilutive Securities [Axis] Antidilutive Securities [Axis] Scenario [Domain] Scenario [Domain] Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] Operating leases Operating Lease, Right-of-Use Asset AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Schedule of Reconciliation of Basic and Diluted Earnings (Loss) Per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Reportable Segments Segment Reporting [Text Block] Amounts outstanding Long-Term Line of Credit Minimum Minimum [Member] Expiration Date Trading Arrangement Expiration Date Hedging Relationship [Axis] Hedging Relationship [Axis] Number of hazardous waste sites Number Of Hazardous Waste Sites Number Of Hazardous Waste Sites Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Effect of exchange rates on cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Total equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Total pension and postretirement benefit expense (income) Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Exercise Price Award Exercise Price Cash Flows from Investing Activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Segment Reporting [Line Items] Segment Reporting [Line Items] Share repurchase program, authorized, amount Share Repurchase Program, Authorized, Amount Unsecured Variable Rate Loan Facilities, QTD Q2 2026 Unsecured Variable Rate Loan Facilities, QTD Q2 2026 [Member] Unsecured Variable Rate Loan Facilities, QTD Q2 2026 Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Segments [Domain] Segments [Domain] Traditional warrant Traditional Warrant [Member] Traditional Warrant Debt Debt Disclosure [Text Block] Scenario [Axis] Scenario [Axis] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Investment in affiliated companies Equity Method Investments Lease Contractual Term [Axis] Lease Contractual Term [Axis] Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Foreign exchange and precious metals lease contracts Foreign exchange contracts Foreign Exchange Contract [Member] Government Assistance, Type [Axis] Government Assistance, Type [Axis] Aggregate purchase price Sale of Stock, Consideration Received on Transaction Adoption Date Trading Arrangement Adoption Date Euro Euro Member Countries, Euro Counterparty Name [Domain] Counterparty Name [Domain] Debt instrument, interest rate, stated percentage Debt Instrument, Interest Rate, Stated Percentage Common dividends Dividends, Common Stock, Cash Total Corning Incorporated shareholders’ equity Equity, Attributable to Parent Assets Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Insider Trading Policies and Procedures [Line Items] Other, net Proceeds from (Payment for) Other Financing Activity Trade accounts receivable, net of doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Deferred tax benefit Deferred Income Tax Expense (Benefit) Selling, general and administrative expenses Selling, General and Administrative Expense Repayments of debt Repayments of Debt Polycrystalline silicon and solar products Polycrystalline Silicon And Solar Products [Member] Polycrystalline Silicon And Solar Products Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Anti-dilutive potential shares excluded from diluted earnings per common share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Entity Central Index Key Entity Central Index Key Property, plant and equipment, net of accumulated depreciation Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Chinese yuan China, Yuan Renminbi Additional paid-in capital – common stock Additional Paid in Capital, Common Stock All Adjustments to Compensation All Adjustments to Compensation [Member] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Government Incentives, 48D Credits Government Incentives, 48D Credits [Member] Government Incentives, 48D Credits Other, net Stockholders' Equity, Other Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Share Repurchase Program [Table] Share Repurchase Program [Table] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Deferred income taxes (Note 11) Deferred Income Tax Assets, Net Operating expenses: Operating Expenses [Abstract] Lease liability Finance Lease, Liability, Noncurrent Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] City Area Code City Area Code Accumulated other comprehensive loss AOCI Attributable to Parent [Member] Document Information [Table] Document Information [Table] All Individuals All Individuals [Member] Defined benefit pension plan liabilities Liability, Defined Benefit Pension Plan, Noncurrent Schedule of Differences between Reported Amount and Reporting Currency Denominated Amount Schedule of Differences between Reported Amount and Reporting Currency Denominated Amount [Table Text Block] Name Forgone Recovery, Individual Name Finished goods Inventory, Finished Goods, Net of Reserves Contingent consideration Business Combination, Contingent Consideration, Liability, Noncurrent Other non-current liabilities Other Accrued Liabilities, Noncurrent Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Statement [Line Items] Statement [Line Items] Proceeds from government incentives Proceeds From Government Assistance Proceeds From Government Assistance Total Assets Assets Schedule of Defined Benefit Plans Disclosures [Table Text Block] Defined Benefit Plan [Table] Accrual for environmental loss contingencies Accrual for Environmental Loss Contingencies Effective Income Tax Rate Reconciliation [Line Items] Effective Income Tax Rate Reconciliation [Line Items] Derivative, nonmonetary notional amount, mass (troy ounce) Derivative, Nonmonetary Notional Amount, Mass Long-Term Contract with Customer Long-Term Contract with Customer [Member] Amortization of prior service cost (credit) Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Operating Segments Operating Segments [Member] Government incentives Government Grants, Noncurrent Government Grants, Noncurrent Unamortized losses and prior service costs for postretirement benefit plans Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent Interest expense Interest expense, net Interest Expense, Nonoperating Lease Precious Metals Lease Precious Metals [Member] Represents leased precious metals. Share-Based Compensation Share-Based Payment Arrangement [Text Block] Contract with Customer, Duration [Domain] Contract with Customer, Duration [Domain] PEO PEO [Member] Debt outstanding Debt, Long-Term and Short-Term, Combined Amount Share-based payment arrangement, expense Share-Based Payment Arrangement, Expense Other liabilities (Notes 5 and 8) Other liabilities Other Liabilities, Noncurrent Goodwill Goodwill Retirement Plan Type [Axis] Retirement Plan Type [Axis] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Total Reportable Segments Reportable Segments [Member] Represents reportable segments. Unsecured Variable Rate Loan Facilities Unsecured Variable Rate Loan Facilities [Member] Unsecured Variable Rate Loan Facilities Revenue recognized Contract with Customer, Liability, Revenue Recognized Subsequent Event Type [Domain] Subsequent Event Type [Domain] Long-term operating leases Operating Lease, Liability, Noncurrent Retained earnings Retained Earnings [Member] Revolving Credit Facility Revolving Credit Facility [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Award Timing Disclosures [Line Items] Accumulated Foreign Currency Adjustment Attributable to Parent Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Diluted (Note 15) (in dollars per share) Diluted earnings per common share (in dollars per share) Earnings Per Share, Diluted Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Entity Current Reporting Status Entity Current Reporting Status Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Solar Solar [Member] Solar Total Shareholder Return Amount Total Shareholder Return Amount Electronics glass and advanced optics products Electronics Glass And Advanced Optics Products [Member] Electronics Glass And Advanced Optics Products Amortization of purchased intangibles Amortization of purchased intangibles Amortization of intangibles Intangible Asset, Finite-Lived, Amortization Expense Lease Contractual Term [Domain] Lease Contractual Term [Domain] Share-Based Payment Arrangement [Abstract] Cash Flows from Financing Activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property, plant and equipment, net of accumulated depreciation - $15,460 and $15,229 Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Current amount outstanding Line of Credit, Current Interest cost Defined Benefit Plan, Interest Cost Total derivatives fair value asset Derivative Asset Life Sciences products Life Science Products [Member] Related to life science products. Inventories Inventory Disclosure [Text Block] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Share Repurchase Program [Line Items] Share Repurchase Program [Line Items] Underlying Securities Award Underlying Securities Amount Comprehensive income attributable to non-controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Revenue Revenue from Contract with Customer [Text Block] Adjustment for hedged exposures Adjustment for hedged exposures Adjustment For Hedged Exposures Adjustment For Hedged Exposures Other, net Payment for (Proceeds from) Other Investing Activity Inventories Increase (Decrease) in Inventories Non derivative financial instrument designated as a net investment hedge, notional amount Nonderivative Subject To Master Netting Arrangement Before Offset, Notional Amount Nonderivative Subject To Master Netting Arrangement Before Offset, Notional Amount Segment Reporting [Table] Segment Reporting [Table] Equity method affiliates OCI, Equity Method Investment, after Tax Other current assets (Note 5) Other current assets Other Assets, Current Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Total undesignated Derivative, Gain (Loss) on Derivative, Net Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating income Operating Income (Loss) Current Fiscal Year End Date Current Fiscal Year End Date Proceeds from issuance of debt and short-term borrowings Proceeds from Issuance of Debt Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Contract with Customer, Duration [Axis] Contract with Customer, Duration [Axis] Deferred payments Deferred Payments Deferred Payments Stock repurchased (in shares) Stock Repurchased During Period, Shares Other corporate items Reconciliation Of Other Corporate Items Reconciliation Of Other Corporate Items Operating lease not yet commenced Unrecorded Unconditional Purchase Obligation Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Common dividends (in dollars per share) Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Service cost Defined Benefit Plan, Service Cost Pre-Funded Warrant Pre-Funded Warrant [Member] Pre-Funded Warrant Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Common stock, shares issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Special termination benefit charge Defined Benefit Plan, Cost of Providing Special and Contractual Termination Benefits Lease term (in years) Lessee, Finance Lease, Term of Contract Treasury stock, shares at cost (in shares) Treasury Stock, Common, Shares Japanese yen-denominated Average Rate Forward Contracts, Japanese Yen-denominated [Member] Represents the average rate forward contracts in Japanese yen-denominated. Segment net sales Segment net sales Net Sales Of Reportable Segments And All Other Net Sales Of Reportable Segments And All Other Debt instrument repaid Debt Instrument, Repaid, Principal Equity Components [Axis] Equity Components [Axis] Trade accounts receivable Increase (Decrease) in Accounts Receivable Currency [Axis] Currency [Axis] Product and Service [Domain] Product and Service [Domain] Research, development and engineering expenses Research, development and engineering expenses Research, development, and engineering expense Research, Development And Engineering Expenses The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Also included are the engineering expenses that are incurred while working on new product design, capacity, optimization programs, etc for products that are not currently being produced. Class of Stock [Line Items] Class of Stock [Line Items] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Entity Interactive Data Current Entity Interactive Data Current Net income attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Deferred tax liabilities Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Small Business Entity Small Business Comprehensive income attributable to Corning Incorporated Comprehensive Income (Loss), Net of Tax, Attributable to Parent Termination Date Trading Arrangement Termination Date Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Effective tax rate Effective tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other assets (Note 5) Other assets Other Assets, Noncurrent Document Type Document Type Derivative instruments (Note 9) Current fair value asset Derivative Asset, Current Other accrued liabilities (Notes 5 and 8) Other accrued liabilities Accrued Liabilities, Current Other Liabilities [Abstract] Fair Value as of Grant Date Award Grant Date Fair Value Realized gains on translated earnings contracts and other Proceeds from Derivative Instrument, Investing Activities Principal plus accrued interest Debt Instrument, Redemption Price, Percentage Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Other current assets Other Assets, Miscellaneous, Current Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] (Loss) gain on foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Share repurchase program, remaining authorized, amount Share Repurchase Program, Remaining Authorized, Amount Arrangement Duration Trading Arrangement Duration Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Contract liabilities (Note 2) Contract with Customer, Liability, Noncurrent Postretirement benefits Other Postretirement Benefits Plan [Member] Consolidation Items [Axis] Consolidation Items [Axis] Entity Registrant Name Entity Registrant Name Entity Address, Postal Zip Code Entity Address, Postal Zip Code Net Investment Hedging Net Investment Hedging [Member] Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Translated earnings contracts Translated Earnings Contracts [Member] Represents translated earnings contracts. Commitments and contingencies (Note 8) Commitments and Contingencies Net sales Total revenue Consolidated net sales Revenues Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Accounts payable and other current liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities 2025 Notes 2025 Notes [Member] 2025 Notes Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Environmental Remediation Contingency [Axis] Environmental Remediation Contingency [Axis] Executive Category: Executive Category [Axis] Supplies and packing materials Inventory, Supplies, Net of Reserves Counterparty Name [Axis] Counterparty Name [Axis] Liabilities and Equity Liabilities and Equity [Abstract] Other Commitments [Table] Other Commitments [Table] Inventories (Note 3) Inventories Inventory, Net Award Type [Domain] Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis] Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis] Non-cash pre-tax realized loss Derivative, Gain (Loss) on Derivative, Non-Cash Pre-Tax Realized Loss Derivative, Gain (Loss) on Derivative, Non-Cash Pre-Tax Realized Loss Transaction Type [Axis] Transaction Type [Axis] PEO Name PEO Name Purchase Agreement Purchase Agreement [Member] Purchase Agreement Debentures, 7.25%, Due 2036 Debentures, 7.25%, Due 2036 [Member] Debentures, 7.25%, Due 2036 Contract liabilities Contract with Customer, Liability Other segment items Segment Reporting, Other Segment Item, Amount Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Customer deposits and government incentives Increase (Decrease) In Customer Deposits And Incentives Increase (Decrease) In Customer Deposits And Incentives Other Commitments [Line Items] Other Commitments [Line Items] Share-based payment arrangement, expense, tax benefit Share-Based Payment Arrangement, Expense, Tax Benefit 2026 Notes 2026 Notes [Member] Represents the 2026 notes. Leases [Table] Lessee, Lease, Description [Table] Purchase of common stock for treasury Treasury Stock, Value, Acquired, Cost Method Cash and cash equivalents and restricted cash at beginning of period Cash and cash equivalents and restricted cash at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Right-of-use asset, tax incentive Finance Lease, Section 48D Tax Incentive Finance Lease, Section 48D Tax Incentive Other current liabilities Other Accrued Liabilities, Current Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code The 2019 Repurchase Program The 2019 Repurchase Program [Member] Represents the 2019 repurchase program. Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Share-based compensation expense Share-Based Payment Arrangement, Noncash Expense Income Tax Authority, Name [Domain] Income Tax Authority, Name [Domain] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Basic (Note 15) (in dollars per share) Basic earnings per common share (in dollars per share) Earnings Per Share, Basic Contract liabilities (Note 2) Contract with Customer, Liability, Current Purchases of common stock for treasury Payments for repurchase of common stock Payments for Repurchase of Common Stock Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Cost of sales Cost of Revenue Award Type [Axis] Award Type [Axis] Gain recognized in other comprehensive income (OCI) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] O2026 Q1 Dividends O2026 Q1 Dividends [Member] O2026 Q1 Dividends Trade accounts receivable, net of doubtful accounts - $29 and $27 Accounts Receivable, after Allowance for Credit Loss, Current Issuance of warrants Adjustments to Additional Paid in Capital, Warrant Issued Retained earnings Retained Earnings (Accumulated Deficit) Product and Service [Axis] Product and Service [Axis] O2026 Q2 Dividends O2026 Q2 Dividends [Member] O2026 Q2 Dividends All Currencies [Domain] All Currencies [Domain] Realized and unrealized gains (losses) on derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Automotive products Automotive Products [Member] Automotive Products Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Pension benefits Pension Plan [Member] Unused borrowing capacity amount Debt Instrument, Unused Borrowing Capacity, Amount Common stock Common Stock [Member] South Korean won Korea (South), Won Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Japanese yen Japan, Yen Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Foreign currency exchange rate, translation Average Foreign Currency Exchange Rate, Translation Average Foreign Currency Exchange Rate, Translation Exposure hedge rate (as percent) Average Foreign Currency Exchange, Exposure Hedge Rate, Percent Average Foreign Currency Exchange, Exposure Hedge Rate, Percent NVIDIA NVIDIA [Member] NVIDIA Derivative Contract [Domain] Derivative Contract [Domain] Equity Awards Adjustments Equity Awards Adjustments [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] Derivative instruments (Note 9) Non-current fair value liability Derivative Liability, Noncurrent Total Liabilities and Equity Liabilities and Equity Translation (gain) loss on foreign denominated debt, net Translation (Gain) Loss On Foreign Denominated Debt Translation (Gain) Loss On Foreign Denominated Debt Employee Stock Option Share-Based Payment Arrangement, Option [Member] Current portion of long-term debt and short-term borrowings (Note 6) Debt, Current Non-controlling interest Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Other expense, net Other expense, net Other Nonoperating Income (Expense) Income taxes receivable, noncurrent Income Taxes Receivable, Noncurrent Total Corning Incorporated shareholders’ equity Parent [Member] Name Awards Close in Time to MNPI Disclosures, Individual Name Shareholders’ equity: (Note 12) Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Mexican peso Mexico, Pesos Non-current assets: Assets, Noncurrent [Abstract] 4.125% Notes due 2031 4.125% Notes Due 2031 [Member] Represents 4.125% Notes due 2031. Adjustment to Compensation: Adjustment to Compensation [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Income taxes receivable, write off Income Taxes Receivable, Write Off Income Taxes Receivable, Write Off Hedging Designation [Domain] Hedging Designation [Domain] Class of Stock [Domain] Class of Stock [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount National Tax Service of Korea National Tax Service of Korea [Member] Represents information related to nation tax service of Korea. Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Hedging Designation [Axis] Hedging Designation [Axis] Foreign Exchange Forward Foreign Exchange Forward [Member] Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Long-term debt (Note 6) Long-term debt Long-Term Debt and Lease Obligation Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Statement [Line Items] Debt Instrument [Line Items] Other current assets Increase (Decrease) in Other Current Assets Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Additional paid-in capital common Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Optical communications products Optical Communications Products [Member] Optical Communications Products Dividends [Axis] Dividends [Axis] Name Trading Arrangement, Individual Name Cross currency swap contracts Currency Swap [Member] Cash and cash equivalents Cash and cash equivalents at end of period Cash and Cash Equivalent New Taiwan dollar-denominated Average Rate Forward Contracts New Taiwan Dollar Denominated [Member] Average Rate Forward Contracts New Taiwan Dollar Denominated Raw materials and accessories Inventory, Raw Materials, Net of Reserves Company Selected Measure Amount Company Selected Measure Amount Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Stock, Class of Stock [Table] Stock, Class of Stock [Table] Net income Net income Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current assets: Assets, Current [Abstract] Translated earnings contract gain, net Translated earnings contract gain, net Translated Earnings Contract (Loss) Gain, Net Translated Earnings Contract (Loss) Gain, Net Total derivatives fair value liability Derivative Liability Government Assistance, Type [Domain] Government Assistance, Type [Domain] Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Provision for income taxes (Note 11) Provision for income taxes Income tax provision (benefit) Income tax benefit Income Tax Expense (Benefit) Foreign currency transaction gain (loss) Gain (Loss), Foreign Currency Transaction, before Tax Fair Value Hedging Fair Value Hedging [Member] Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] Award Timing Method Award Timing Method [Text Block] All other products Product and Service, Other [Member] Principles of Consolidation Consolidation, Policy [Policy Text Block] Net increase (decrease) in cash and cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forecast Forecast [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] South Korean tax deposits (Note 11) Receivable Noncurrent Disputed Tax Deposit The amount of receivable disputed tax deposit classified as noncurrent. Fai value liability Derivative Liability, Notional Amount Amortization of actuarial net gain Defined Benefit Plan, Amortization of Gain (Loss) Net income attributable to Corning Incorporated (Loss) gain reclassified from accumulated OCI into income Net income attributable to Corning Incorporated Segment net income (loss) Net Income (Loss) Attributable to Parent Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Location, Statement of Financial Position, Balance [Axis] Location, Statement of Financial Position, Balance [Axis] Statement [Table] Statement [Table] Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Proceeds from warrants Proceeds from Issuance of Warrants Restatement Determination Date: Restatement Determination Date [Axis] Non derivative financial instrument designated as a net investment hedge Nonderivative Subject To Master Netting Arrangement Before Offset Nonderivative Subject To Master Netting Arrangement Before Offset Proceeds from exercise of stock options Proceeds from Stock Options Exercised Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Interest income Investment Income, Interest Finance lease not yet commenced term of contract (in years) Lessee, Finance Lease, Lease Not yet Commenced, Term of Contract Fair value asset Derivative Asset, Subject to Master Netting Arrangement, before Offset Schedule of Other Assets Schedule of Other Assets [Table Text Block] Impact of constant-currency reporting Impact Of Constant Currency Reporting Impact Of Constant Currency Reporting Equipment Leases Commenced 2026 Equipment Leases Commenced 2026 [Member] Equipment Leases Commenced 2026 Upfront customer deposit Proceeds from Deposits from Customers Postretirement benefits other than pensions (Note 7) Liability, Other Postretirement Defined Benefit Plan, Noncurrent Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]