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Other Financial Information - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Employee benefits and compensation | $ 55,952 | $ 52,569
Gross-to-net deductions | 20,616 | 0
U.S. product sales returns accrual | 82,506 | 0
Research and development accruals | 131,027 | 468,214
Other accrued expenses | 104,567 | 70,375
Accrued expenses | $ 394,668 | $ 591,158

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- Definition Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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