DIVESTITURES / SPINOFF Narrative (Details) shares in Millions, $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2019 USD ($) shares	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Jun. 30, 2019 USD ($) shares	Jun. 30, 2018 USD ($)	Jun. 30, 2019 ₨ / shares
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Business				$ 0	$ 488
Gain (loss) on disposition of business, net of taxes				0	(40)
Net (gains) losses on sales and impairments of businesses	$ (152)	$ 0		$ (145)	0
North American Consumer Packaging [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation, Equity Method Investment Retained after Disposal, Ownership Interest after Disposal			20.50%
Gain (Loss) on Disposition of Business		28	$ 516
Gain (loss) on disposition of business, net of taxes		$ 21	$ 385
Cash provided by (used in) operating activities, discontinued operations					(25)
Cash provided by (used in) investing activities, discontinued operations					$ (40)
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | APPM [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale of stock, price per share | ₨ / shares						₨ 275
Investment owned, balance, shares | shares	30			30
Sale of stock, percentage of ownership before transaction				75.00%
Assets Held-for-sale, long lived, fair value disclosure	$ 119			$ 119
Gain (loss) on sale of assets and impairment charge, net of tax	150
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	95
Impairment of Long-Lived Assets to be Disposed of	57
Gain (loss) on sale of assets and impairment charge allocated to minority interest	7
Gain (loss) on sale of assets and impairment charge allocated to minority interest, net of tax	$ 7