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Fair Value Measurements, Cash Equivalents and Marketable Securities - Narrative (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Nov. 30, 2023 | Jul. 31, 2022 | Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Number of shares issued for each share of each existing share | 1 |  |  |  |
Realized gain (loss) on marketable debt securities |  |  | $ 0 |  | $ 0
Recognition of credit losses |  |  | 0 |  | 0
Lunit Inc. |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Lock up period |  | 2 years |  |  |
Unrealized (loss) gain on marketable equity securities |  |  |  | $ (30,100,000) |
Fair Value, Measurements, Recurring |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Contingent consideration |  |  | 6,540,000 |  | 6,050,000
Level 3 | Fair Value, Measurements, Recurring |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Contingent consideration |  |  | 6,540,000 |  | 6,050,000
Contingent consideration liability, noncurrent |  |  | $ 0 |  | $ 2,100,000

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