Shareholders' Equity and Comprehensive Earnings - AOCI Additional Details (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Gains (losses) on cash flow hedges
Net sales	$ 2,908	$ 2,752	$ 8,236	$ 6,537
Cost of sales (excluding depreciation and amortization)	(2,338)	(2,275)	(6,583)	(5,288)
Selling, general and administrative	(127)	(135)	(398)	(348)
Business consolidation and other activities	(157)	(63)	(253)	(302)
Earnings before taxes	50	50	246	33
Tax benefit (expense) on amounts reclassified into earnings	(4)	(23)	(48)	174
Net earnings	51	34	221	213
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Gains (losses) on cash flow hedges
Earnings before taxes	(22)	(2)	(77)	(14)
Tax benefit (expense) on amounts reclassified into earnings	15	2	12	2
Net Income (Loss) Attributable to Parent, Total	(7)		(65)	(12)
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Commodity contracts
Gains (losses) on cash flow hedges
Net sales		(1)	(3)	2
Cost of sales (excluding depreciation and amortization)	12	2	34	(8)
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Commodity contract and currency exchange contracts
Gains (losses) on cash flow hedges
Business consolidation and other activities				(4)
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)		(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	1	5	(2)	3
Business consolidation and other activities	(3)
Effective Derivatives (Net of Tax) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Cross-currency swap
Gains (losses) on cash flow hedges
Selling, general and administrative	(35)	(7)	(119)	(6)
Interest expense	3		13
Pension and Other Postretirement Benefits (Net of Tax)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect			(66)	(105)
Tax benefit (expense) on amounts reclassified into earnings			25	29
Recognized gain (loss)			(41)	(76)
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	(49)	(9)
Tax benefit (expense) on amounts reclassified into earnings	19	3
Recognized gain (loss)	(30)	(6)
Prior service income (expense)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect			(1)	3
Prior service income (expense) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect	(1)
Actuarial gains (losses)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect			$ (65)	$ (108)
Actuarial gains (losses) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect	$ (48)	$ (9)