Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Investments
Held-to-maturity	$ 69	$ 74
Other	141	193
Total investments	210	267
Cash and cash equivalents	708	905
Restricted cash and cash equivalents	2,506	2,673
Goodwill and acquired intangible assets, net	722	725
Other assets	2,911	3,223
Total assets	78,158	80,605
Liabilities
Short-term borrowings	3,802	2,490
Long-term borrowings	70,825	74,488
Other liabilities	701	1,019
Total liabilities	75,328	77,997
Commitments and contingencies
Equity
Series A Junior Participating Preferred Stock, par value $0.20 per share; 2 million shares authorized at December 31, 2021; no shares issued or outstanding
Common stock, par value $0.01 per share, 1.125 billion shares authorized: 461 million and 459 million shares issued, respectively	4	4
Additional paid-in capital	3,302	3,282
Accumulated other comprehensive loss (net of tax benefit of $7 and $45, respectively)	(19)	(133)
Retained earnings	4,167	3,939
Total Navient Corporation stockholders’ equity before treasury stock	7,454	7,092
Less: Common stock held in treasury at cost: 312 million and 305 million shares, respectively	(4,630)	(4,495)
Total Navient Corporation stockholders’ equity	2,824	2,597
Noncontrolling interest	6	11
Total equity	2,830	2,608
Total liabilities and equity	78,158	80,605
Assets and Liabilities of Consolidated Variable Interest Entities [Member]
Assets
Loans, net	69,003	70,649
Investments
Total assets	72,974	74,820
Investments
Restricted cash	2,471	2,649
Other assets, net	1,500	1,522
Liabilities
Short-term borrowings	2,596	2,188
Long-term borrowings	64,755	67,107
Net assets of consolidated variable interest entities	5,623	5,525
FFELP Loans [Member]
Assets
Loans, net	51,013	52,641
FFELP Loans [Member] | Assets and Liabilities of Consolidated Variable Interest Entities [Member]
Assets
Loans, net	50,779	52,502
Private Education Loans [Member]
Assets
Loans, net	20,088	20,171
Private Education Loans [Member] | Assets and Liabilities of Consolidated Variable Interest Entities [Member]
Assets
Loans, net	$ 18,224	$ 18,147