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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2024
Feb. 18, 2025
Jun. 30, 2024
Cover [Abstract]      
Document Type 10-K    
Document Quarterly Report true    
Document Period End Date Dec. 31, 2024    
Document Transition Report false    
Entity File Number 000-50976    
Entity Registrant Name HURON CONSULTING GROUP INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 01-0666114    
Entity Address, Address Line One 550 West Van Buren Street    
Entity Address, City or Town Chicago    
Entity Address, State or Province IL    
Entity Address, Postal Zip Code 60607    
City Area Code (312)    
Local Phone Number 583-8700    
Title of 12(b) Security Common Stock, par value $0.01 per share    
Trading Symbol HURN    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 1,706,000,000
Entity Common Stock, Shares Outstanding   17,677,584  
Current Fiscal Year End Date --12-31    
Entity Central Index Key 0001289848    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Amendment Flag false