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Cover - USD ($)
 12 Months Ended
Dec. 31, 2024
Feb. 24, 2025
Jun. 30, 2024
Cover [Abstract]      
Document Type 10-K/A    
Amendment Flag true    
Amendment Description Filing EX-19.1    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2024    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2024    
Current Fiscal Year End Date --12-31    
Entity File Number 001-33307    
Entity Registrant Name RadNet, Inc.    
Entity Central Index Key 0000790526    
Entity Tax Identification Number 13-3326724    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 1510 Cotner Avenue    
Entity Address, City or Town Los Angeles    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 90025    
City Area Code (310)    
Local Phone Number 478-7808    
Title of 12(b) Security Common Stock, $.0001 par value    
Trading Symbol RDNT    
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    
Entity Shell Company false    
Entity Public Float     $ 4,200,000,000
Entity Common Stock, Shares Outstanding   74,041,715  
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false