Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Interest income:
Cash and investments	$ 34	$ 1
Total interest income	1,071	626
Total interest expense	837	289
Net interest income	234	337
Less: provisions for loan losses	(14)	16
Net interest income after provisions for loan losses	248	321
Other income (loss):
Servicing revenue	17	18
Asset recovery and business processing revenue	72	97
Other income	7	10
Gains (losses) on derivative and hedging activities, net	(8)	98
Total other income	88	223
Expenses:
Salaries and benefits	105	120
Other operating expenses	80	85
Total operating expenses	185	205
Goodwill and acquired intangible asset impairment and amortization expense	3	4
Restructuring/other reorganization expenses	4	3
Total expenses	192	212
Income before income tax expense	144	332
Income tax expense	33	77
Net income	$ 111	$ 255
Basic earnings per common share	$ 0.87	$ 1.69
Average common shares outstanding	129	151
Diluted earnings per common share	$ 0.86	$ 1.67
Average common and common equivalent shares outstanding	130	153
Dividends per common share	$ 0.16	$ 0.16
FFELP Loans [Member]
Interest income:
Total interest income	$ 693	$ 349
Less: provisions for loan losses	10	0
Private Education Loans [Member]
Interest income:
Total interest income	344	276
Less: provisions for loan losses	$ (24)	$ 16