CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Statements of Comprehensive Income/(loss)
Net income	$ 222	$ 197
Other comprehensive income (loss), net of tax:
Net unrealized gains (losses) on securities available for sale	116	(55)
Net unrealized gains (losses) on cash flow hedges	27	(30)
Net unrealized gains on pension and other postretirement plans	2	2
Other comprehensive income (loss)	145	(83)
Comprehensive income	367	114
Comprehensive income attributable to noncontrolling interest	4	5
Comprehensive income attributable to controlling interest	363	109
Income tax expense (benefit) of items included in other comprehensive income:
Net unrealized gains (losses) on securities available for sale	37	(18)
Net unrealized gains (losses) on cash flow hedges	9	(10)
Net unrealized gains on pension and other postretirement plans	$ 1	$ 1