Derivative Financial Instruments - Effect of Hedge Activity on Income and Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
The Effect of Derivative Instruments in the Consolidated Statement of Earnings
Loss (income) from continuing operations before income taxes	$ (128)	$ (193)
Financing cost
The Effect of Derivative Instruments in the Consolidated Statement of Earnings
Loss (income) from continuing operations before income taxes		105	$ 160
Gains/(losses) of Total hedge activity		9	4
Other (income) and expense
The Effect of Derivative Instruments in the Consolidated Statement of Earnings
Loss (income) from continuing operations before income taxes		$ (21)	$ (18)