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[Abstract] Net trade receivables Accounts and Financing Receivable, after Allowance for Credit Loss, Current Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] €600 at 4.50% due 2030 Euro 4.50% due 2030 [Member] Euro 4.50% due 2030 Pension and postretirement expense Pension and Other Postretirement Benefits Expense (Reversal of Expense), Noncash Recognized net loss Defined Benefit Plan, Amortization of Gain (Loss) Net income attributable to Crown Holdings Net income attributable to Crown Holdings Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Derivatives, Fair Value, by Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Statement [Table] Statement [Table] Proceeds from sale of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment 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