ACQUISITIONS (Details) - DS Smith Packaging [Member] $ in Millions	Sep. 30, 2019 USD ($)
Business Acquisition [Line Items]
Cash and temporary investments	$ 1
Accounts and notes receivable	23
Inventory	8
Plants, properties and equipment	28
Goodwill	48
Right of use assets	2
Total assets acquired	110
Accounts payable and accrued liabilities	20
Other current liabilities	1
Long-term debt	2
Postretirement and postemployment benefit obligation	3
Long-term lease obligations	2
Total liabilities assumed	28
Net assets acquired	$ 82