Financing Arrangements and Derivative Financial Instruments - Long Term Debt and Finance Leases, Net of Unamortized Discounts, and Interest Rates (Details) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 5,497	$ 5,366
Unamortized deferred financing fees	(31)	(32)
Total long term debt excluding capital leases	5,466	5,334
Finance lease obligations	246	250
Long-term debt and capital leases	5,712	5,584
Less portion due within one year	(386)	(152)
Long-term debt and capital leases, excluding current maturities	5,326	5,432
Other Foreign and Domestic Debt
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	636	451
Less portion due within one year	$ (372)	$ (139)
Interest rate	2.85%	3.22%
5.125% due 2023 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 1,000	$ 1,000
Interest rate, stated percentage	5.125%	5.125%
3.75% Euro Notes due 2023 | Euro Notes
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 293	$ 307
Interest rate, stated percentage	3.75%	3.75%
9.5% due 2025 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 803	$ 803
Interest rate, stated percentage	9.50%	9.50%
5% due 2026 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 900	$ 900
Interest rate, stated percentage	5.00%	5.00%
4.875% due 2027 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 700	$ 700
Interest rate, stated percentage	4.875%	4.875%
7% due 2028 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 150	$ 150
Interest rate, stated percentage	7.00%	7.00%
First lien revolving credit facility due 2025 | Revolving Credit Facility | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 0	$ 0
Interest rate	0.00%	0.00%
Second lien term loan facility due 2025 | Senior Notes | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 400	$ 400
Interest rate	2.12%	2.15%
European revolving credit facility due 2024 | Revolving Credit Facility | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 0	$ 0
Interest rate	0.00%	0.00%
Pan-European accounts receivable facility | Senior Notes | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 158	$ 291
Interest rate	1.19%	1.18%
Mexican credit facility | Foreign Line of Credit | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 200	$ 152
Interest rate	1.87%	1.87%
Chinese credit facilities | Foreign Line of Credit | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 257	$ 212
Less portion due within one year	$ (14)	$ (13)
Interest rate	4.28%	4.49%