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Business Combinations - Summary of Identifiable Intangible Assets Acquired and Weighted Average Useful Lives (Detail) - USD ($) $ in Thousands | Aug. 27, 2021 | Aug. 09, 2021
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Silver Cloud Health Holdings, Inc. [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired | $ 78,146 |
Silver Cloud Health Holdings, Inc. [Member] | Customer relationships [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired | $ 32,350 |
Weighted Average Life (Years) | 10 years |
Silver Cloud Health Holdings, Inc. [Member] | Trade name [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired | $ 10,800 |
Weighted Average Life (Years) | 7 years |
Silver Cloud Health Holdings, Inc. [Member] | Technology [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired | $ 34,996 |
Weighted Average Life (Years) | 5 years |
Conversa Health Inc. [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired |  | $ 34,700
Conversa Health Inc. [Member] | Customer relationships [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired |  | $ 10,100
Weighted Average Life (Years) |  | 10 years
Conversa Health Inc. [Member] | Trade name [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired |  | $ 4,200
Weighted Average Life (Years) |  | 5 years
Conversa Health Inc. [Member] | Technology [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Identifiable intangible assets acquired |  | $ 20,400
Weighted Average Life (Years) |  | 5 years

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-1 + Details
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-1 + Details
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