Equity and Accumulated Other Comprehensive Earnings - AOCI Additional Details (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Gains (losses) on cash flow hedges
Net sales	$ 2,785	$ 2,785
Cost of sales (excluding depreciation and amortization)	(2,215)	(2,253)
Selling, general and administrative	(131)	(127)
Business consolidation and other activities	(115)	(14)
Earnings before taxes	44	140
Tax benefit (expense) on amounts reclassified into earnings	4	(10)
Net earnings	23	117
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Gains (losses) on cash flow hedges
Earnings before taxes	20	24
Tax benefit (expense) on amounts reclassified into earnings	(5)	(6)
Net earnings	15	18
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Commodity contracts
Gains (losses) on cash flow hedges
Net sales		2
Cost of sales (excluding depreciation and amortization)	4	(5)
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Interest rate swap agreements
Gains (losses) on cash flow hedges
Interest expense	(1)
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Foreign currency contracts
Gains (losses) on cash flow hedges
Selling, general and administrative	18	23
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Cross-currency swap
Gains (losses) on cash flow hedges
Interest expense	(1)	4
Pension and Other Postretirement Benefits (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect	(11)	(5)
Tax benefit (expense) on amounts reclassified into earnings	3	1
Recognized gain (loss), net of tax	(8)	(4)
Actuarial gains (losses) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect	$ (11)	$ (5)