XML 55 R46.htm IDEA: XBRL DOCUMENT
v3.23.3

Royalty and Commercial Payment Purchase Agreements - Summary (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Agreements |  |
Short-term royalty and commercial payment receivables | $ 0 | $ 2,366
Long-term royalty and commercial payment receivables | $ 74,696 | $ 63,683

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 808 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479402/808-10-50-1 + Details
Name: | us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Long-term royalty and commercial rights receivables, non current. + References No definition available. + Details
Name: | xoma_LongTermRightsReceivableNonCurrent
Namespace Prefix: | xoma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Royalty, interest and commercial payment rights receivable, due within one year or the normal operating cycle, if longer. + References No definition available. + Details
Name: | xoma_RightsReceivableCurrent
Namespace Prefix: | xoma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant