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comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Consideration transferred, number of contingent value rights Business Combination, Consideration Transferred, Number Of Contingent Value Rights Business Combination, Consideration Transferred, Number Of Contingent Value Rights 1.375% Notes due 2061 1.375% Notes Due 2061 [Member] 1.375% Notes Due 2061 Income Taxes Income Tax Disclosure [Text Block] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Schedule of net pension and retiree health benefit (income) cost Schedule of Net Benefit Costs [Table Text Block] Measurement Basis [Axis] Measurement Basis [Axis] Prevail Therapeutics Inc. Prevail Therapeutics Inc. [Member] Prevail Therapeutics Inc. 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