Annual report pursuant to Section 13 and 15(d)

Uncategorized Items - lgnd-20181231.htm

v3.10.0.1
Label Element Value
Accounting Standards Update 2016-09 [Member] | Additional Paid-in Capital [Member]  
Cumulative Effect of New Accounting Principle in Period of Adoption us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption $ 456,000
Accounting Standards Update 2016-01 [Member] | AOCI Attributable to Parent [Member]  
Cumulative Effect of New Accounting Principle in Period of Adoption us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption $ (2,662,000)