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Lease Obligations (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014
Payments expected to received from sublease agreements |
Total operating lease obligations | $ 9,043us-gaap_ContractualObligation
Net operating lease obligations | 8,145us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals
Corporate headquarters-San Diego, CA |
Payments expected to received from sublease agreements |
Lease Termination Date | Jul. 01, 2019
Total operating lease obligations | 3,210us-gaap_ContractualObligation / us-gaap_StatementGeographicalAxis = stpr_CA
Bioscience and Technology Business Center-Lawrence, KS |
Payments expected to received from sublease agreements |
Lease Termination Date | Dec. 01, 2014
Total operating lease obligations | 162us-gaap_ContractualObligation / us-gaap_StatementGeographicalAxis = stpr_KS
Vacated office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Lease Termination Date | Jul. 01, 2015
Total operating lease obligations | 1,339us-gaap_ContractualObligation / us-gaap_StatementGeographicalAxis = lgnd_CMember
Vacated office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Lease Termination Date | Aug. 01, 2016
Total operating lease obligations | 4,332us-gaap_ContractualObligation / us-gaap_StatementGeographicalAxis = stpr_NJ
Office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Lease Termination Date | Jul. 01, 2015
Net operating lease obligations | 545us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilitySanDiegoMember
Office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Lease Termination Date | Aug. 01, 2016
Net operating lease obligations | 353us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilityCranburyMember
Less than 1 year |
Payments expected to received from sublease agreements |
Total operating lease obligations | 4,664us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember
Net operating lease obligations | 3,907us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember
Less than 1 year | Corporate headquarters-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 682us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember / us-gaap_StatementGeographicalAxis = stpr_CA
Less than 1 year | Bioscience and Technology Business Center-Lawrence, KS |
Payments expected to received from sublease agreements |
Total operating lease obligations | 54us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember / us-gaap_StatementGeographicalAxis = stpr_KS
Less than 1 year | Vacated office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 1,339us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember / us-gaap_StatementGeographicalAxis = lgnd_CMember
Less than 1 year | Vacated office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Total operating lease obligations | 2,589us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember / us-gaap_StatementGeographicalAxis = stpr_NJ
Less than 1 year | Office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Net operating lease obligations | 545us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilitySanDiegoMember
Less than 1 year | Office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Net operating lease obligations | 212us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_LessThan1YearMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilityCranburyMember
1 year |
Payments expected to received from sublease agreements |
Total operating lease obligations | 2,497us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_OneYearMember
Net operating lease obligations | 2,356us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_OneYearMember
1 year | Corporate headquarters-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 700us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_OneYearMember / us-gaap_StatementGeographicalAxis = stpr_CA
1 year | Bioscience and Technology Business Center-Lawrence, KS |
Payments expected to received from sublease agreements |
Total operating lease obligations | 54us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_OneYearMember / us-gaap_StatementGeographicalAxis = stpr_KS
1 year | Vacated office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_OneYearMember / us-gaap_StatementGeographicalAxis = lgnd_CMember
1 year | Vacated office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Total operating lease obligations | 1,743us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_OneYearMember / us-gaap_StatementGeographicalAxis = stpr_NJ
1 year | Office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Net operating lease obligations | 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_OneYearMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilitySanDiegoMember
1 year | Office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Net operating lease obligations | 141us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_OneYearMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilityCranburyMember
2 years |
Payments expected to received from sublease agreements |
Total operating lease obligations | 772us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember
Net operating lease obligations | 772us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember
2 years | Corporate headquarters-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 718us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember / us-gaap_StatementGeographicalAxis = stpr_CA
2 years | Bioscience and Technology Business Center-Lawrence, KS |
Payments expected to received from sublease agreements |
Total operating lease obligations | 54us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember / us-gaap_StatementGeographicalAxis = stpr_KS
2 years | Vacated office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember / us-gaap_StatementGeographicalAxis = lgnd_CMember
2 years | Vacated office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember / us-gaap_StatementGeographicalAxis = stpr_NJ
2 years | Office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Net operating lease obligations | 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilitySanDiegoMember
2 years | Office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Net operating lease obligations | 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_TwoYearsMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilityCranburyMember
3 years |
Payments expected to received from sublease agreements |
Total operating lease obligations | 737us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember
Net operating lease obligations | 737us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember
3 years | Corporate headquarters-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 737us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember / us-gaap_StatementGeographicalAxis = stpr_CA
3 years | Bioscience and Technology Business Center-Lawrence, KS |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember / us-gaap_StatementGeographicalAxis = stpr_KS
3 years | Vacated office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember / us-gaap_StatementGeographicalAxis = lgnd_CMember
3 years | Vacated office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember / us-gaap_StatementGeographicalAxis = stpr_NJ
3 years | Office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Net operating lease obligations | 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilitySanDiegoMember
3 years | Office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Net operating lease obligations | 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_ThreeYearsMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilityCranburyMember
4 years |
Payments expected to received from sublease agreements |
Total operating lease obligations | 373us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember
Net operating lease obligations | 373us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember
4 years | Corporate headquarters-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 373us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember / us-gaap_StatementGeographicalAxis = stpr_CA
4 years | Bioscience and Technology Business Center-Lawrence, KS |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember / us-gaap_StatementGeographicalAxis = stpr_KS
4 years | Vacated office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember / us-gaap_StatementGeographicalAxis = lgnd_CMember
4 years | Vacated office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Total operating lease obligations | 0us-gaap_ContractualObligation / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember / us-gaap_StatementGeographicalAxis = stpr_NJ
4 years | Office and research facility-San Diego, CA |
Payments expected to received from sublease agreements |
Net operating lease obligations | 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilitySanDiegoMember
4 years | Office and research facility-Cranbury, NJ |
Payments expected to received from sublease agreements |
Net operating lease obligations | $ 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals / lgnd_LeasePeriodsAxis = lgnd_FourYearsMember / us-gaap_StatementGeographicalAxis = lgnd_OfficeAndResearchFacilityCranburyMember

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- Definition Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments. + References No definition available. + Details
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- Definition Date which lease or group of leases is set to expire, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Contractually required future rental payments receivable on noncancelable subleasing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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