Financing Arrangements and Derivative Financial Instruments - Accounts Receivable Securitization Facilities (Details) - Line of Credit - Secured Debt $ in Millions	Oct. 16, 2017 EUR (€)	Oct. 15, 2017 EUR (€)	Sep. 30, 2017 EUR (€)	Sep. 30, 2017 USD ($)	Sep. 30, 2017 AUD	Dec. 31, 2016 EUR (€)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 AUD
Pan-European Accounts Receivable Facility
Line of Credit Facility [Line Items]
Current borrowing capacity			€ 204,000,000	$ 241		€ 188,000,000	$ 198
Australia Accounts Receivable Securitization Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity | AUD					AUD 60,000,000
Current borrowing capacity				31	39,000,000		28	AUD 39,000,000
Amount outstanding				$ 29	37,000,000		$ 12	AUD 16,000,000
Minimum | Pan-European Accounts Receivable Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity | €			45,000,000
Minimum | Australia Accounts Receivable Securitization Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity | AUD					60,000,000
Maximum | Pan-European Accounts Receivable Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity | €			€ 450,000,000
Maximum | Australia Accounts Receivable Securitization Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity | AUD					AUD 85,000,000
Subsequent Event | Pan-European Accounts Receivable Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity | €	€ 275,000,000	€ 320,000,000