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Commitments and Contingencies (Details) - Zealand Pharma $ in Millions | 12 Months Ended
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Dec. 31, 2020 USD ($)
Loss Contingencies [Line Items] |
Amount of damages sought | $ 1.0
Loss contingency accrual | 0.0
Successfully develop and commercialize Rusfertide Component with out partner |
Loss Contingencies [Line Items] |
Potential development and regulatory milestone payments on contractual obligation | 28.0
Potential sales milestone payments on contractual obligation | $ 100.0

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