CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Statements of Comprehensive Income/(loss)
Net income	$ 266	$ 223	$ 732	$ 624
Other comprehensive income, net of tax:
Net unrealized gains on securities available for sale	56	232	225	167
Net unrealized gains on cash flow hedges	5	58	48	26
Net unrealized gains on pension and other postretirement plans	2	2	6	6
Other comprehensive income	63	292	279	199
Comprehensive income	329	515	1,011	823
Comprehensive income attributable to noncontrolling interest	4	5	12	15
Comprehensive income attributable to controlling interest	325	510	999	808
Income tax expense of items included in other comprehensive income:
Net unrealized gains on securities available for sale	18	75	73	53
Net unrealized gains on cash flow hedges	2	19	16	9
Net unrealized gains on pension and other postretirement plans	$ 1	$ 1	$ 2	$ 2