RESTRUCTURING RESERVES - Narrative (Details) $ in Millions	1 Months Ended	3 Months Ended		6 Months Ended
	May 31, 2017 USD ($) branches	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 62	$ 17	$ 57	$ 37
Gain on sale of branches		13	15	$ 23	$ 15
Percentage of restructuring charges, settled without cash				80.00%	50.00%
Expected restructuring costs through 2018		17		$ 17
Accrued compensation and benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		26		26		$ 23
Warehousing, marketing and administrative expense [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs		13	$ 9	17	$ 25
Restatement Adjustment [Member]
Restructuring Cost and Reserve [Line Items]
Reclassified out of accumulated foreign currency translation losses	$ (16)
UNITED STATES
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 13		$ 17
CANADA
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 20
Number of branches closed | branches	59
COLOMBIA
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 26