SEGMENT REPORTING - Geographic Information (Details) - USD ($) $ in Millions	3 Months Ended								6 Months Ended		12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales	$ 3,039	$ 2,851	$ 2,834	$ 2,638	$ 2,833	$ 2,761	$ 2,813	$ 2,692	$ 5,472	$ 5,505	$ 11,362	$ 11,099	$ 10,584
Consolidated PP&E and operating lease right-of-use assets, net	5,120				4,530						5,120	4,530
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											4,826	4,723	4,510
Consolidated PP&E and operating lease right-of-use assets, net	1,889				1,786						1,889	1,786
Latin America and Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											1,268	1,228	1,208
Consolidated PP&E and operating lease right-of-use assets, net	825				648						825	648
Total Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											6,094	5,951	5,718
EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											2,968	2,946	2,752
Consolidated PP&E and operating lease right-of-use assets, net	1,447				1,204						1,447	1,204
APAC
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											2,300	2,202	2,114
Consolidated PP&E and operating lease right-of-use assets, net	$ 959				$ 892						959	892
APAC
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											2,300	2,202	2,114
EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											2,968	2,946	2,752
Total Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales											$ 6,094	$ 5,951	$ 5,718