EARNINGS PER COMMON SHARE - Computation of Basic and Diluted Earnings Per Common Share (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Net income	$ 485	$ 439	$ 405
Less: Preferred stock dividends	8	8	8
Net Income Available to Common Stockholders	477	431	397
Net Income Available to Common Stockholders	$ 477	$ 431	$ 397
Basic weighted average common shares outstanding (in shares)	360,743,462	349,976,557	319,791,100
Net effect of dilutive stock options and restricted stock (in shares)	2,154,344	4,075,640	3,690,388
Diluted weighted average common shares outstanding (in shares)	362,897,806	354,052,197	323,481,488
Earnings per common share:
Basic (USD per share)	$ 1.32	$ 1.23	$ 1.24
Diluted (USD per share)	$ 1.31	$ 1.22	$ 1.23
Average shares excluded from the diluted earnings per common share calculation (in shares)	0	0	0