Face (par) amount of debt instrument at time of issuance.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Topic 835
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-Section 45
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- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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- Definition

Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective interest rate fair value hedge that is amortized upon discontinuation of the interest rate fair value hedge.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 35
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No definition available.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt classified as other, payable after one year or the operating cycle, if longer.

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Amount of borrowings classified as other, maturing within one year or the normal operating cycle, if longer.

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Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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Debt - Summary of Debt Instruments (Detail) $ in Millions, ¥ in Billions	Sep. 30, 2017 USD ($)	Sep. 30, 2017 JPY (¥)	Dec. 31, 2016 USD ($)
Current portion of long-term debt
Other short-term debt			$ 0.6
Total current portion of long-term debt	$ 1,225.0		575.6
Long-term debt
Senior Notes due	8,300.0
Other long-term debt	4.1		4.2
Debt discount and issuance costs	(56.3)		(65.8)
Adjustment related to interest rate swaps	25.1		31.4
Total long-term debt	9,199.7		10,665.8
Senior Notes [Member] \| 1.450% [Member] \| Due in 2017 [Member]
Current portion of long-term debt
Total current portion of long-term debt			500.0
Senior Notes [Member] \| 2.0% [Member] \| Due in 2018 [Member]
Current portion of long-term debt
Total current portion of long-term debt	1,150.0
Long-term debt
Senior Notes due			1,150.0
Senior Notes [Member] \| 4.625% [Member] \| Due in 2019 [Member]
Long-term debt
Senior Notes due	500.0		500.0
Senior Notes [Member] \| 2.70% [Member] \| Due in 2020 [Member]
Long-term debt
Senior Notes due	1,500.0		1,500.0
Senior Notes [Member] \| 3.375% [Member] \| Due in 2021 [Member]
Long-term debt
Senior Notes due	300.0		300.0
Senior Notes [Member] \| 3.150% [Member] \| Due in 2022 [Member]
Long-term debt
Senior Notes due	750.0		750.0
Senior Notes [Member] \| 3.550% [Member] \| Due in 2025 [Member]
Long-term debt
Senior Notes due	2,000.0		2,000.0
Senior Notes [Member] \| 4.250% [Member] \| Due in 2035 [Member]
Long-term debt
Senior Notes due	253.4		253.4
Senior Notes [Member] \| 5.750% [Member] \| Due in 2039 [Member]
Long-term debt
Senior Notes due	317.8		317.8
Senior Notes [Member] \| 4.450% [Member] \| Due in 2045 [Member]
Long-term debt
Senior Notes due	395.4		395.4
Euro Notes [Member]
Long-term debt
Term loan	1,200.0
Euro Notes [Member] \| 1.414% [Member] \| Due in 2022 [Member]
Long-term debt
Term loan	591.1		527.4
Euro Notes [Member] \| 2.425% [Member] \| Due in 2026 [Member]
Long-term debt
Term loan	591.1		527.4
U.S. Term Loan A [Member]
Long-term debt
Term loan	1,135.0		1,700.0
U.S. Term Loan B [Member]
Current portion of long-term debt
Total current portion of long-term debt	75.0		75.0
Long-term debt
Term loan	600.0		675.0
Japan Term Loan A [Member]
Long-term debt
Term loan	103.9	¥ 11.7	$ 99.6
Japan Term Loan B [Member]
Long-term debt
Term loan	$ 189.1	¥ 21.3