CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 634	$ 735
Other Comprehensive Income (Loss)
Net unrealized gains (losses) on available-for-sale securities (net of taxes of $2 and $1, respectively)	7	(1)
Total other comprehensive income (loss)	7	(1)
Comprehensive Income	641	734
Preferred stock dividend requirement	27	3
Comprehensive Income Attributable to Common Shareholders	$ 614	$ 731