v3.25.1
Cover Page
Jun. 09, 2025
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 09, 2025
Entity Registrant Name Sezzle Inc.
Entity Incorporation, State or Country Code DE
Entity File Number 001-41781
Entity Tax Identification Number 81-0971660
Entity Address, Address Line One 700 Nicollet Mall
Entity Address, Address Line Two Suite 640
Entity Address, City or Town Minneapolis
Entity Address, State or Province MN
Entity Address, Postal Zip Code 55402
Country Region +1
City Area Code 651
Local Phone Number 240 6001
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Entity Ex Transition Period false
Entity Central Index Key 0001662991
Amendment Flag false
Title of 12(b) Security Common Stock, par value $0.00001 per share
Trading Symbol SEZL
Security Exchange Name NASDAQ