Financing Arrangements and Derivative Financial Instruments - Long Term Debt and Finance Leases Due Within One Year (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Notes Payable and Overdrafts	$ 459	$ 406
Long term debt and finance leases due within one year	535	152
Total obligations due within one year	994	558
Other Foreign and Domestic Debt
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Long term debt and finance leases due within one year	$ 445	$ 139
Weighted average interest rate	3.03%	3.22%
Long Term Debt And Capital Leases, Current
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Weighted average interest rate	3.29%	4.43%
Foreign Line of Credit | Chinese credit facilities
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Notes Payable and Overdrafts	$ 96	$ 163
Long term debt and finance leases due within one year	90	13
Foreign Line of Credit | Chinese credit facilities | Line of Credit
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Notes Payable and Overdrafts	96	163
Long term debt and finance leases due within one year	$ 90	$ 13
Weighted average interest rate	4.34%	4.49%
Other Foreign and Domestic Debt
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Notes Payable and Overdrafts	$ 363	$ 243
Notes Payable and Overdrafts
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Weighted average interest rate	4.05%	4.52%