Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Interest income:
Cash and investments	$ 1
Total interest income	626	$ 692
Total interest expense	289	329
Net interest income	337	363
Less: provisions for loan losses	16	(87)
Net interest income after provisions for loan losses	321	450
Other income (loss):
Servicing revenue	18	53
Asset recovery and business processing revenue	97	139
Other income	10
Gains on sales of loans		76
Gains (losses) on derivative and hedging activities, net	98	36
Total other income	223	304
Expenses:
Salaries and benefits	120	149
Other operating expenses	85	110
Total operating expenses	205	259
Goodwill and acquired intangible asset impairment and amortization expense	4	5
Restructuring/other reorganization expenses	3	6
Total expenses	212	270
Income before income tax expense	332	484
Income tax expense	77	114
Net income	$ 255	$ 370
Basic earnings per common share	$ 1.69	$ 2.02
Average common shares outstanding	151	183
Diluted earnings per common share	$ 1.67	$ 2.00
Average common and common equivalent shares outstanding	153	185
Dividends per common share	$ 0.16	$ 0.16
FFELP Loans [Member]
Interest income:
Total interest income	$ 349	$ 373
Private Education Loans [Member]
Interest income:
Total interest income	276	319
Less: provisions for loan losses	$ 16	$ (87)