Royalty and Commercial Payment Purchase Agreements - Summary (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Agreements
Short-term royalty and commercial payment receivables	$ 4,958	$ 2,366
Long-term royalty and commercial payment receivables	$ 72,232	$ 63,683

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.

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

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