SHAREHOLDERS' EQUITY - Additional Information (Detail) - USD ($) shares in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Stockholders Equity Note [Line Items]
Common stock, share repurchase, dollar amount	$ 1,676	$ 1,037
Remaining common stock available for purchase under share repurchase authorizations	67.0
Share Repurchase Program
Stockholders Equity Note [Line Items]
Stock acquired under share repurchase program, shares	32.2	26.1
Common stock, share repurchase, dollar amount	$ 1,700	$ 1,000