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Certain Balance Sheet Items - Accounts Receivable, net (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Contract assets | $ 2,500 | $ 20,251
Total accounts receivable and contract assets | 353,839 | 317,192
Allowance for distribution fees and discounts | (7,804) | (8,737)
Total accounts receivable, net and contract assets | 346,035 | 308,455
Product sales to partners |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, net and contract assets | 39,602 | 37,599
Revenues under collaborative agreements |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, net and contract assets | 21,238 | 29,452
Royalty payments |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, net and contract assets | 233,030 | 164,348
Other product sales |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, net and contract assets | $ 57,469 | $ 65,542

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