CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statements of Comprehensive Income/(loss)
Net income	$ 197	$ 255
Other comprehensive income (loss), net of tax:
Net unrealized gains (losses) on securities available for sale	(55)	114
Net unrealized gains (losses) on cash flow hedges	(30)	44
Net unrealized gains (losses) on pension and other postretirement plans	2	2
Other comprehensive income (loss)	(83)	160
Comprehensive income (loss)	114	415
Comprehensive income attributable to noncontrolling interest	5	4
Comprehensive income (loss) attributable to controlling interest	109	411
Income tax expense (benefit) of items included in other comprehensive income:
Net unrealized gains (losses) on securities available for sale	(18)	36
Net unrealized gains (losses) on cash flow hedges	(10)	14
Net unrealized gains (losses) on pension and other postretirement plans	$ 1	$ 1