EARNINGS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Earnings Per Share [Abstract]
Net income	$ 483	$ 731
Preferred stock dividends	15	15
Net income available to common stockholders, basic	468	716
Net income available to common shareholders, diluted	$ 468	$ 716
Weighted average common shares outstanding
Basic shares outstanding (in shares)	13,575,231	14,533,302
Stock-based award (in shares)	0	3,140
Diluted shares outstanding (in shares)	13,575,231	14,536,442
Earnings per common share, basic (in dollars per share)	$ 34.47	$ 49.27
Earnings per common share, diluted (in dollars per share)	$ 34.47	$ 49.26