Financing Arrangements and Derivative Financial Instruments - Schedule of Long Term Debt and Capital Leases (Details) € in Millions, $ in Millions	Mar. 31, 2016 EUR (€)	Mar. 31, 2016 USD ($)	Jan. 31, 2016	Dec. 31, 2015 EUR (€)	Dec. 31, 2015 USD ($)
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 5,952			$ 5,611
Unamortized deferred financing fees		(43)			(48)
Capital lease obligations		47			48
Long-term debt and capital lease obligations, including current maturities		5,999			5,659
Less portion due within one year		(314)			(585)
Long-term debt and capital lease obligations, excluding current maturities		5,685			5,074
Other Foreign and Domestic Debt
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 873			$ 906
Weighted average interest rate	8.50%	8.50%		9.42%	9.42%
6.75% Euro Notes due 2019 | Euro Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 0			$ 272
Interest rate, stated percentage	6.75%	6.75%	6.75%	6.75%	6.75%
8.75% due 2020 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 271			$ 271
Interest rate, stated percentage	8.75%	8.75%		8.75%	8.75%
6.5% due 2021 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 900			$ 900
Interest rate, stated percentage	6.50%	6.50%		6.50%	6.50%
7% due 2022 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 700			$ 700
Interest rate, stated percentage	7.00%	7.00%		7.00%	7.00%
5.125% due 2023 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 1,000			$ 1,000
Interest rate, stated percentage	5.125%	5.125%		5.125%	5.125%
3.75% Euro Notes due 2023 | Euro Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 285			$ 272
Interest rate, stated percentage	3.75%	3.75%		3.75%	3.75%
7% due 2028 | Senior Notes
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 150			$ 150
Interest rate, stated percentage	7.00%	7.00%		7.00%	7.00%
$2.0 billion first lien revolving credit facility due 2017 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Line of credit facility, maximum borrowing capacity		$ 2,000
Revolving Credit Facility | $2.0 billion first lien revolving credit facility due 2017 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 270			$ 0
Weighted average interest rate	1.90%	1.90%		0.00%	0.00%
Line of credit facility, maximum borrowing capacity		$ 2,000			$ 2,000
Revolving Credit Facility | €550 million revolving credit facility due 2020 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 268			$ 0
Weighted average interest rate	1.75%	1.75%		0.00%	0.00%
Line of credit facility, maximum borrowing capacity | €	€ 550			€ 550
Secured Debt | Second lien term loan facility due 2019 | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 598			$ 598
Weighted average interest rate	3.75%	3.75%		3.75%	3.75%
Secured Debt | Pan-European accounts receivable facility | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases	€ 217	$ 247		€ 115	$ 125
Weighted average interest rate	1.23%	1.23%		1.35%	1.35%
Line of credit facility, maximum borrowing capacity | €	€ 340
Foreign Line of Credit | Chinese credit facilities | Line of Credit
Long-term Debt and Capital Lease Obligations [Abstract]
Total long term debt excluding capital leases		$ 433			$ 465
Weighted average interest rate	4.54%	4.54%		5.22%	5.22%