Other Current Receivables (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Other current receivables	$ 6,865	$ 6,801
PharmaceuticalManufacturerRebatesReceivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Other current receivables	$ 2,800	$ 2,600

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.

No definition available.

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Period Type:	duration