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Acquisitions Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions | Mar. 31, 2019 | Dec. 31, 2018 | Nov. 28, 2018
--- | --- | --- | ---
Fair Value of Assets Acquired and Liabilities Assumed |  |  |
Goodwill | $ 79,075 | $ 78,678 |
Aetna Inc. [Member] |  |  |
Fair Value of Assets Acquired and Liabilities Assumed |  |  |
Cash and cash equivalents |  |  | $ 6,565
Accounts Receivable |  |  | 4,089
Other current assets |  |  | 3,896
Investments (current and long-term) |  |  | 17,984
Goodwill |  |  | 47,082
Intangible assets |  |  | 23,086
Other long-term assets |  |  | 8,249
Total assets acquired |  |  | 110,951
Health care costs payable |  |  | 5,293
Other current liabilities |  |  | 9,982
Debt (current and long-term) |  |  | 8,098
Deferred income taxes |  |  | 4,414
Other long-term liabilities |  |  | 13,078
Total liabilities assumed |  |  | 40,865
Noncontrolling interests |  |  | 320
Total consideration transferred |  |  | $ 69,766

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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: 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=84161108&loc=d3e4845-128472 + Details
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