ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Schedule of other comprehensive income

The following table presents the changes in the balances, net of income taxes, of each component of AOCI:

(in millions)	Net Unrealized Gains (Losses) on Derivatives	Net Unrealized Gains (Losses) on Debt Securities	Employee Benefit Plans	Total AOCI
Balance at January 1, 2019	($143)	($490)	($463)	($1,096)
Other comprehensive income (loss) before reclassifications	103	501	—	604
Amounts reclassified to the Consolidated Statements of Operations	43	(15)	48	76
Net other comprehensive income (loss)	146	486	48	680
Cumulative effect of change in accounting principle	—	5	—	5
Balance at December 31, 2019	$3	$1	($415)	($411)
Other comprehensive income (loss) before reclassifications	97	382	—	479
Amounts reclassified to the Consolidated Statements of Operations	(111)	(3)	(14)	(128)
Net other comprehensive income (loss)	(14)	379	(14)	351
Balance at December 31, 2020	($11)	$380	($429)	($60)
Other comprehensive income (loss) before reclassifications	(49)	(528)	—	(577)
Amounts reclassified to the Consolidated Statements of Operations	(101)	(8)	81	(28)
Net other comprehensive income (loss)	(150)	(536)	81	(605)
Balance at December 31, 2021	($161)	($156)	($348)	($665)
Primary location in the Consolidated Statement of Operations of amounts reclassified from AOCI	Net interest income	Securities gains, net	Other operating expense