Borrowings and Capital Leases (Long-term Borrowings) (Details) - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Capital leases	$ 357.3	$ 341.7
Other borrowings	37.2	51.6
Total long-term obligations	11,098.0	16,752.4
Total borrowings and capital leases	15,346.7	19,541.1
Baxalta notes
Debt Instrument [Line Items]
Senior notes	1,939.9	4,308.9
SAIIDAC notes
Debt Instrument [Line Items]
Senior notes	$ 8,763.6	$ 12,050.2

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

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