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Business combinations - Fair Value of Identified Intangible Assets Acquired, PRA Acquisition (Details) - PRA Health Sciences, Inc $ in Thousands | Jul. 01, 2021 USD ($)
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Business Acquisition [Line Items] |
Estimated Fair Value | $ 4,886,000
Customer relationships |
Business Acquisition [Line Items] |
Estimated Fair Value | $ 3,915,000
Estimated Useful Life | 23 years
Order backlog |
Business Acquisition [Line Items] |
Estimated Fair Value | $ 490,000
Estimated Useful Life | 3 years
Trade names |
Business Acquisition [Line Items] |
Estimated Fair Value | $ 202,000
Estimated Useful Life | 3 years
Patient database |
Business Acquisition [Line Items] |
Estimated Fair Value | $ 168,000
Estimated Useful Life | 7 years
Technology assets |
Business Acquisition [Line Items] |
Estimated Fair Value | $ 111,000
Estimated Useful Life | 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 -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=123455525&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 + Details
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