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Cover
Jan. 31, 2024
Document Information Line Items  
Entity Registrant Name Navient Corporation
Entity Central Index Key 0001593538
Document Type 8-K
Amendment Flag false
Entity Emerging Growth Company false
Document Period End Date Jan. 31, 2024
Entity File Number 001-36228
Entity Incorporation State Country Code DE
Entity Tax Identification Number 46-4054283
Entity Address Address Line 1 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 703
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Local Phone Number 810-3000
Common Stock Par Value Point Zero One Per Share Member  
Document Information Line Items  
Security 12b Title Common stock, par value $.01 per share
Trading Symbol NAVI
Security Exchange Name NASDAQ
Senior Notes Due December Fifteen Two Thousand Forty Three Member  
Document Information Line Items  
Security 12b Title 6% Senior Notes due December 15, 2043
Trading Symbol JSM
Security Exchange Name NASDAQ
Preferred Stock Purchase Rights Member  
Document Information Line Items  
Security 12b Title Preferred Stock Purchase Rights
Security Exchange Name NASDAQ