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Basis of Presentation (Details) member in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2016 USD ($) member State Segment
Basis Of Presentation [Line Items] |
Number of reportable segments (in segment) | Segment | 3
Medicare Acquisition terminated |
Basis Of Presentation [Line Items] |
Termination fee receivable under asset purchase agreement | $ | $ 75
Health Plans |
Basis Of Presentation [Line Items] |
Number of States in which company operates (in state) | State | 12
Number of members eligible for the health care programs | member | 4.2
Minimum contract terms | 3 years
Maximum contract terms | 4 years

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- Definition Number of members eligible for the health care programs. + References No definition available. + Details
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- Definition The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6397426&loc=d3e17499-108355 + Details
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