Shareholders' Equity and Comprehensive Earnings - AOCI Additional Details (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Gains (losses) on cash flow hedges
Net sales	$ 2,815	$ 2,097	$ 6,600	$ 6,192
Cost of sales (excluding depreciation and amortization)	(2,338)	(1,690)	(5,351)	(5,026)
Selling, general and administrative	(135)	(107)	(348)	(340)
Interest expense	82	59	267	193
Business consolidation and other activities	(79)	(152)	(319)	(138)
Earnings before taxes	34	17	16	283
Tax benefit (expense) on amounts reclassified into earnings	(38)	31	191	(48)
Effective Derivatives | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Gains (losses) on cash flow hedges
Earnings before taxes	(2)	(7)	(14)	(9)
Tax benefit (expense) on amounts reclassified into earnings	2	3	2	4
Net Income (Loss) Attributable to Parent, Total		(4)	(12)	(5)
Effective Derivatives | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Commodity contracts
Gains (losses) on cash flow hedges
Net sales	(1)	1	2	2
Cost of sales (excluding depreciation and amortization)	2	(8)	(8)	(11)
Effective Derivatives | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Interest rate swap agreements
Gains (losses) on cash flow hedges
Interest expense	(1)		(1)
Effective Derivatives | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Foreign currency contracts
Gains (losses) on cash flow hedges
Selling, general and administrative	5		3
Effective Derivatives | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss) | Cross-currency swap
Gains (losses) on cash flow hedges
Selling, general and administrative	(7)		(6)
Effective Derivatives | 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)
Pension and Other Postretirement Benefits | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect	(9)	(11)	(105)	(33)
Tax benefit (expense) on amounts reclassified into earnings	3	4	29	12
Recognized gain (loss)	(6)	(7)	(76)	(21)
Prior service income | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect			3	2
Actuarial gains (losses) | Amount Reclassified from Accumulated Other Comprehensive Earnings (Loss)
Amortization Of Pension And Other Postretirement Benefits:
Total before tax effect	$ (9)	$ (11)	$ (108)	$ (35)