COMMON STOCK - Additional Information (Detail) - 2016 Repurchase Program - USD ($)	12 Months Ended
	Dec. 31, 2018	Jul. 30, 2018	Nov. 08, 2017	Nov. 14, 2016
Common Stock Disclosure [Line Items]
Common stock, repurchases authorized			$ 500,000,000	$ 1,000,000,000
Increase in authorized amount		$ 500,000,000
Stock repurchase program, authorized amount		$ 2,000,000,000
Common stock, repurchased during the period	$ 609,000,000