SHAREHOLDERS' EQUITY - Additional Information (Detail) - USD ($) shares in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Stockholders Equity Note [Line Items]
Common stock, share repurchase, dollar amount	$ 1,150	$ 637
Remaining common stock available for purchase under share repurchase authorizations	76.5
Share Repurchase Program
Stockholders Equity Note [Line Items]
Stock acquired under share repurchase program, shares	22.6	15.2
Common stock, share repurchase, dollar amount	$ 1,200	$ 637