Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statements of Comprehensive Income/(loss)
Net income	$ 998	$ 794	$ 916
Other comprehensive income, net of tax:
Net unrealized gains on securities available for sale	270	54	137
Net unrealized gains (losses) on cash flow hedges	52	(14)	47
Net unrealized (losses) gains on pension and other postretirement plans	(4)	20	(4)
Other comprehensive income	318	60	180
Comprehensive income (loss)	1,316	854	1,096
Comprehensive income attributable to noncontrolling interest	16	19	19
Comprehensive income attributable to controlling interest	1,300	835	1,077
Income tax expense (benefit) of items included in other comprehensive income:
Net unrealized gains on securities available for sale	88	17	44
Net unrealized gains (losses) on cash flow hedges	17	(5)	15
Net unrealized (losses) gains on pension and other postretirement plans	$ (1)	$ 7	$ (1)