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Business Acquisitions (Tables) | 3 Months Ended
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Mar. 31, 2018
Business Combinations [Abstract] |
Business Acquisition, Pro Forma Information | Pro Forma Results
| Three months ended March 31, 2017 [1]
Total Revenue | $ | 4,739 |
Net Income | $ | 390 |
[1]Pro forma adjustments include the revenue and earnings of the Aetna U.S. group life and disability business as well as amortization of identifiable intangible assets acquired and the fair value adjustment to acquired insurance reserves. Pro forma adjustments do not include retrospective adjustments to defer and amortize acquisition costs as would be recorded under the Company’s accounting policy.

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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