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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

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.

+ References

No definition available.

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- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

+ References

No definition available.

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Financing (Long-Term Debt Issuances) (Narrative) (Details) € in Millions, SFr in Millions, $ in Millions, ¥ in Billions	Dec. 08, 2017 CHF (SFr)	Dec. 08, 2017 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2017 EUR (€)	May 11, 2017 USD ($)	May 11, 2017 JPY (¥)	Dec. 31, 2017 CHF (SFr)	Dec. 31, 2017 EUR (€)	Dec. 31, 2017 JPY (¥)	Dec. 31, 2016 CHF (SFr)	Dec. 31, 2016 EUR (€)	Dec. 31, 2016 JPY (¥)	Dec. 08, 2015 CHF (SFr)
Senior notes \| 0.3% senior unsecured notes due 2027
Debt Instrument [Line Items]
Debt instrument, face amount \| ¥						¥ 30.8			¥ 30.8			¥ 0.0
Interest rate of debt instrument						0.30%	0.30%	0.30%	0.30%
Senior notes \| 0.65% senior unsecured notes due 2032
Debt Instrument [Line Items]
Debt instrument, face amount \| ¥						¥ 53.2			¥ 53.2			¥ 0.0
Interest rate of debt instrument						0.65%	0.65%	0.65%	0.65%
Senior notes \| 2027 and 2032 Yen notes
Debt Instrument [Line Items]
Net proceeds from debt					$ 744	¥ 83.6
Senior notes \| Floating rate senior unsecured notes due 2022
Debt Instrument [Line Items]
Debt instrument, face amount \| €				€ 250				€ 250			€ 0
Senior notes \| 1.2% senior unsecured notes due 2027
Debt Instrument [Line Items]
Debt instrument, face amount \| €				600				€ 600			€ 0
Interest rate of debt instrument							1.20%	1.20%	1.20%
Senior notes \| Euronotes
Debt Instrument [Line Items]
Net proceeds from debt			$ 940	€ 843
Bonds \| 1.125% senior unsecured bonds due 2028
Debt Instrument [Line Items]
Debt instrument, face amount \| SFr	SFr 100						SFr 210			SFr 110			SFr 110
Interest rate of debt instrument							1.125%	1.125%	1.125%
Net proceeds from debt	SFr 104	$ 105
Bonds \| 0.0% senior unsecured bonds due 2017
Debt Instrument [Line Items]
Debt instrument, face amount \| SFr							SFr 0			SFr 100			SFr 100
Interest rate of debt instrument							0.00%	0.00%	0.00%