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Fair Value Measurements - Summary of Reconciliation of Recurring Fair Value Measurements (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Deferred consideration (Note XX) |  |
Beginning balance | $ 21,421 | $ 0
Purchases | 0 | 6,863
Net unrealized (gains)/losses | (3,919) | (163)
Ending balance | 17,502 | 6,700
Deferred Consideration Obligation [Member] |  |
Deferred consideration (Note XX) |  |
Beginning balance | 200,290 | 228,062
Net realized losses | 4,486 | 4,450
Net unrealized (gains)/losses | (20,592) | 17,018
Settlements | (4,353) | (4,353)
Ending balance | $ 179,831 | $ 245,177

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- Definition Amount of purchases of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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