Quarterly report pursuant to Section 13 or 15(d)

Avinza Co-Promotion (Co-Promote Termination Liability) (Details)

Avinza Co-Promotion (Co-Promote Termination Liability) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Summary of co-promote termination liability  
Net present value of payments based on estimated future net Avinza product sales $ 322lgnd_CoPromotionAgreementTerminationLiability
Assumed payments made by Pfizer or assignee (297)lgnd_CoPromotionAgreementTerminationAssumedPaymentsMadeByAssignee
Fair value adjustments 63lgnd_CoPromotionAgreementTerminationFairValueAdjustments
Total co-promote termination liability $ 88lgnd_CoPromotionAgreementTerminationLiability