EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Numerator (basic and diluted):
Net income	$ 430	$ 636	$ 1,419	$ 1,420
Less: Preferred stock dividends	30	25	87	81
Net income available to common stockholders	$ 400	$ 611	$ 1,332	$ 1,339
Denominator:
Weighted-average common shares outstanding - basic (in shares)	469,481,085	495,651,083	478,073,507	470,118,265
Dilutive common shares: share-based awards (in shares)	1,702,634	1,826,418	1,659,501	1,840,045
Weighted-average common shares outstanding - diluted (in shares)	471,183,719	497,477,501	479,733,008	471,958,310
Earnings per common share:
Basic (in dollars per share)	$ 0.85	$ 1.23	$ 2.79	$ 2.85
Diluted (in dollars per share)	$ 0.85	$ 1.23	$ 2.78	$ 2.84
Share-based awards excluded from diluted earnings per share computation (in shares)	2,566,762	2,310,242	2,391,244	903,782