EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Numerator (basic and diluted):
Net income	$ 478	$ 364	$ 989	$ 784
Less: Preferred stock dividends	34	32	57	56
Net income available to common stockholders	$ 444	$ 332	$ 932	$ 728
Denominator:
Weighted-average common shares outstanding - basic (in shares)	479,470,543	491,497,026	482,440,926	457,140,258
Dilutive common shares: share-based awards (in shares)	1,504,738	1,799,088	1,811,177	2,027,489
Weighted-average common shares outstanding - diluted (in shares)	480,975,281	493,296,114	484,252,103	459,167,747
Earnings per common share:
Basic (in dollars per share)	$ 0.93	$ 0.68	$ 1.93	$ 1.59
Diluted (in dollars per share)	$ 0.92	$ 0.67	$ 1.92	$ 1.58
Share-based awards excluded from diluted earnings per share computation (in shares)	3,249,834	1,647,051	2,305,895	784,372