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Fair Value Measurements - Schedule of Rollforward of the Debt Securities and Contingent Consideration Liabilities Valued Using Level 3 Inputs (Details) - Level 3 - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Contingent consideration |  |  |  |  |  |  |  |
Liabilities |  |  |  |  |  |  |  |
Contingent consideration, beginning of period | $ 38,408 | $ 54,910 | $ 56,200 | $ 78,100 |  |  |  |
Reduction for payments made | 0 | 0 | (14,492) | (16,390) |  |  |  |
Increase (reduction) of liability related to re-measurement of fair value | (4,000) | 0 | (7,300) | (6,800) |  |  |  |
Contingent consideration, end of period | 34,408 | 54,910 | 34,408 | 54,910 |  |  |  |
Debt investments |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |
Debt securities, beginning of period | 24,443 | 24,339 | 24,443 | 24,339 | $ 0 | $ 0 | $ 0 | $ 0
Purchases (sales), net | 24,443 | 24,339 | 24,443 | 24,339 |  |  |  |
Debt securities, end of period | $ 24,443 | $ 24,339 | $ 24,443 | $ 24,339 |  |  |  |

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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