v3.26.1
Document and Entity Information
Apr. 02, 2026
Entity Listings [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Apr. 02, 2026
Entity File Number 001-36228
Entity Registrant Name Navient Corporation
Entity Central Index Key 0001593538
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 46-4054283
Entity Address, Address Line One 13865 Sunrise Valley Drive
Entity Address, City or Town Herndon
Entity Address, State or Province VA
Entity Address, Postal Zip Code 20171
City Area Code 302
Local Phone Number 283-8000
Entity Emerging Growth Company false
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Common Stock [Member]  
Entity Listings [Line Items]  
Title of 12(b) Security Common stock, par value $.01 per share
Trading Symbol NAVI
Security Exchange Name NASDAQ
6% Senior Notes due December 15, 2043 [Member]  
Entity Listings [Line Items]  
Title of 12(b) Security 6% Senior Notes due December 15, 2043
Trading Symbol JSM
Security Exchange Name NASDAQ
Preferred Stock Purchase Rights [Member]  
Entity Listings [Line Items]  
Title of 12(b) Security Preferred Stock Purchase Rights
Security Exchange Name NASDAQ