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Business Combinations - Intangible Assets (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2020 USD ($)
Acquired Finite-Lived Intangible Assets [Line Items] |
Intangible assets amortization period | 10 years 8 months 12 days
Intangible assets value | $ 47
Contract rights - member list |
Acquired Finite-Lived Intangible Assets [Line Items] |
Intangible assets value | $ 24
Contract rights - member list | Minimum |
Acquired Finite-Lived Intangible Assets [Line Items] |
Intangible asset useful life | 5 years
Contract rights - member list | Maximum |
Acquired Finite-Lived Intangible Assets [Line Items] |
Intangible asset useful life | 10 years
Trade name |
Acquired Finite-Lived Intangible Assets [Line Items] |
Intangible assets value | $ 15
Intangible asset useful life | 16 years
Provider network |
Acquired Finite-Lived Intangible Assets [Line Items] |
Intangible assets value | $ 8
Intangible asset useful life | 10 years

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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=121600890&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=121647850&loc=d3e4845-128472 + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 + Details
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