Financing Arrangements and Derivative Financial Instruments - Long Term Debt and Capital Leases, Net of Unamortized Discounts, and Interest Rates (Details)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 EUR (€)	May 31, 2017	Dec. 31, 2016 USD ($)	Oct. 16, 2016 EUR (€)	Oct. 15, 2016 EUR (€)	Dec. 31, 2015
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 5,468,000,000			$ 5,235,000,000
Unamortized deferred financing fees	(41,000,000)			(42,000,000)
Total long term debt excluding capital leases	5,427,000,000			5,193,000,000
Capital lease obligations	40,000,000			41,000,000
Long-term debt and capital leases	5,467,000,000			5,234,000,000
Less portion due within one year	(391,000,000)			(436,000,000)
Long-term debt and capital leases, excluding current maturities	5,076,000,000			4,798,000,000
Other Foreign and Domestic Debt
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	967,000,000			813,000,000
Less portion due within one year	$ (278,000,000)			$ (290,000,000)
Interest rate	6.02%	6.02%		10.23%
8.75% due 2020 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 275,000,000			$ 273,000,000
Interest rate, stated percentage	8.75%	8.75%
7% due 2022 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 0			$ 700,000,000
Interest rate, stated percentage			7.00%	7.00%
5.125% due 2023 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 1,000,000,000			$ 1,000,000,000
Interest rate, stated percentage	5.125%	5.125%					5.125%
3.75% Euro Notes due 2023 | Euro Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 300,000,000			264,000,000
Interest rate, stated percentage	3.75%	3.75%
5% due 2026 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 900,000,000			900,000,000
Interest rate, stated percentage	5.00%	5.00%
4.875% due 2027 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 700,000,000
Interest rate, stated percentage	4.875%	4.875%
7% due 2028 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 150,000,000			150,000,000
Interest rate, stated percentage	7.00%	7.00%
Revolving Credit Facility | $2.0 billion first lien revolving credit facility due 2021 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 0			$ 85,000,000
Interest rate	0.00%	0.00%		1.98%
Line of credit facility, maximum borrowing capacity	$ 2,000,000,000.0
Revolving Credit Facility | €550 million revolving credit facility due 2020 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 0			$ 0
Interest rate	0.00%	0.00%		0.00%
Line of credit facility, maximum borrowing capacity | €		€ 550,000,000
Secured Debt | Second lien term loan facility due 2019 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 400,000,000			$ 399,000,000
Interest rate	3.50%	3.50%		3.75%
Secured Debt | Pan-European accounts receivable facility | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 224,000,000			$ 198,000,000
Interest rate	0.90%	0.90%		0.98%
Line of credit facility, maximum borrowing capacity | €					€ 275,000,000	€ 320,000,000
Foreign Line of Credit | Mexican Credit Facilities | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 340,000,000			$ 138,000,000
Interest rate	3.14%	3.14%		2.78%
Foreign Line of Credit | Chinese credit facilities | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Long-term debt, before deferred financing fees	$ 212,000,000			$ 315,000,000
Less portion due within one year	$ (113,000,000)			$ (146,000,000)
Interest rate	4.87%	4.87%		4.68%