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Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Raw materials Inventory, Raw Materials, Net of Reserves Company Selected Measure Amount Company Selected Measure Amount Derivatives not designated as hedging instruments Not Designated as Hedging Instrument [Member] Depreciation and amortization Depreciation, Depletion and Amortization Issuance of shares under stock purchase and award plan (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Net income (loss) Net income (loss) Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current assets: Assets, Current [Abstract] Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Definite-lived intangible asset charges Intangible Asset, Finite-Lived, Impairment Loss Transition Services Agreements, Provided to Medtronic Transition Services Agreements, Provided to Medtronic [Member] Transition Services Agreements, Provided to Medtronic Income tax provision Income Tax Expense (Benefit) Cost of products sold Cost of Product and Service Sold Award Timing Method Award Timing Method [Text Block] Other Product and Service, Other [Member] Net change in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Accrued litigation charges Loss Contingency, Accrual, Current Research and development expense Research and Development Expense (Excluding Acquired in Process Cost) Postretirement benefit plan expense Pension and Other Postretirement Benefits Expense (Reversal of Expense), Noncash Accrued litigation charges receivable Proceeds from Legal Settlements Net income (loss) attributable to the Company Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Statement [Table] Statement [Table] Other, net Related Party Transaction, Other Income (Expense) Related Party Transaction, Other Income (Expense) Restatement Determination Date: Restatement Determination Date [Axis] Litigation settlement, amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Number of lawsuits Loss Contingency, New Claims Filed, Number Damages sought value Loss Contingency, Damages Sought, Value Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]