Financing Arrangements and Derivative Financial Instruments - Long Term Debt and Capital Leases Due Within One Year (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Notes payable and overdrafts	$ 245	$ 49
Long term debt and capital leases due within one year:
Other domestic and foreign debt (including capital leases)	436	587
Unamortized deferred financing fees	0	(2)
Total long term debt and capital leases due within one year	436	585
Total obligations due within one year	$ 681	$ 634
Notes Payable and Overdrafts
Notes Payable, Overdrafts, Long-term Debt and Capital Leases Due Within One Year
Weighted average interest rate	6.18%	9.42%
Long Term Debt and Capital Leases
Long term debt and capital leases due within one year:
Weighted average interest rate	9.39%	6.68%