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Royalty and Commercial Payment Purchase Agreements - Summary of Royalty Receivable Activities (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended
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Jul. 31, 2022 | Jun. 30, 2023 | Jun. 30, 2023
Agreements |  |  |
Short-term royalty receivable, Balance at beginning of period |  |  | $ 2,366
Short-term royalty receivable, Balance at end of period |  | $ 4,958 | 4,958
Long-term royalty receivable, Balance at beginning of period |  |  | 63,683
Impairment of royalty and commercial payment rights, Long-Term |  | (1,575) | (1,575)
Long-term royalty receivable, Balance at end of period |  | $ 72,232 | 72,232
Affitech |  |  |
Agreements |  |  |
Receipt of royalty and commercial payments, Short-Term |  |  | (2,366)
Reclassification to short-term royalty and commercial payment receivables, Short-Term |  |  | 4,958
Reclassification to short-term royalty and commercial payment receivables, Long-Term |  |  | (4,958)
Aptevo |  |  |
Agreements |  |  |
Acquisition of royalty and commercial payment rights, Long-Term |  |  | 9,650
Receipt of royalty and commercial payments, Long-Term |  |  | (568)
LadRx |  |  |
Agreements |  |  |
Acquisition of royalty and commercial payment rights, Long-Term |  |  | 6,000
Bioasis |  |  |
Agreements |  |  |
Impairment of royalty and commercial payment rights, Long-Term |  |  | $ (1,575)
Royalty Purchase Agreement | Kuros |  |  |
Agreements |  |  |
Receipt of royalty and commercial payments, Long-Term | $ (2,500) |  |

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- Definition Decrease in short-term rights receivable due to receipt of current portion of royalty and commercial payments. + References No definition available. + Details
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- Definition Royalty, interest and commercial payment rights receivable, due within one year or the normal operating cycle, if longer. + References No definition available. + Details
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- Definition Royalty, interest and commercial payment rights acquired, classified as noncurrent. + References No definition available. + Details
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- Details
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