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Effect of dilutive securities: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Customer Concentration Risk Customer Concentration Risk [Member] Purchase commitment Purchase Obligation Award Timing Method Award Timing Method [Text Block] Maturity of derivatives Derivative, Remaining Maturity NQDC Plan assets, current Deferred Compensation Plan Assets, Current Deferred Compensation Plan Assets, Current NET INCREASE (DECREASE) 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] Deferred tax liabilities Business Combination, Recognized Liability Assumed, Deferred Tax Liability AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] NET INCOME Net income Net income Net Income (Loss) Attributable to Parent Schedule Of Cash Cash Equivalents And Available For Sale Securities [Table] Schedule Of Cash Cash Equivalents And Available For Sale Securities [Table] Schedule of cash, cash equivalents and available-for-sale securities. Long-term Debt, Type Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Bridge Loan Bridge Loan [Member] Balance Sheet Location Location, Statement of Financial Position, Balance [Axis] Statement [Table] Statement [Table] Cash settlement towards Amicus’ RSUs and PSUs Business Combination, Consideration Transferred, Cash Settlement For Stock Units Business Combination, Consideration Transferred, Cash Settlement For Stock Units Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Changes in Accumulated Balances of AOCI Including Current Period Other Comprehensive Income and Reclassifications Out of AOCI Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Interest income Investment Income, Interest Derivative Assets Derivative Asset, Subject to Master Netting Arrangement, before Offset Common stock issuable under the Company's equity incentive plans Share-Based Payment Arrangement [Member] Unrealized foreign exchange gains Unrealized Gain (Loss), Foreign Currency Transaction, before Tax ALDURAZYME ALDURAZYME [Member] ALDURAZYME REVENUES: Revenues [Abstract] Customer C Customer Three [Member] Customer 3 Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]