v3.24.0.1
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Feb. 23, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2023    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Registrant Name Definitive Healthcare Corp.    
Entity Voluntary Filers No    
Entity Central Index Key 0001861795    
Entity Tax Identification Number 86-3988281    
Current Fiscal Year End Date --12-31    
Entity Current Reporting Status Yes    
Entity Filer Category Accelerated Filer    
Entity File Number 001-40815    
Entity Shell Company false    
Entity Well-known Seasoned Issuer No    
Entity Emerging Growth Company false    
Entity Small Business false    
Entity Interactive Data Current Yes    
Entity Incorporation State Country Code DE    
Entity Address, Address Line One 492 Old Connecticut Path, Suite 401    
Entity Address, City or Town Framingham    
Entity Address, State or Province MA    
Entity Address Postal Zip Code 01701    
City Area Code 508    
Local Phone Number 720-4224    
Trading Symbol DH    
Security12b Title Class A Common Stock, $0.001 par value    
Security Exchange Name NASDAQ    
Document Annual Report true    
Document Transition Report false    
Entity Common Stock, Shares Outstanding   117,723,025  
Entity Public Float     $ 525.8
ICFR Auditor Attestation Flag true    
Documents Incorporated by Reference

Portions of the registrant’s proxy statement for the 2024 annual meeting of stockholders to be filed pursuant to Regulation 14A within 120 days after the registrant’s fiscal year ended December 31, 2023, are incorporated by reference in Part III of this Form 10-K.

 

Auditor Firm Id: PCAOB No. 34

Auditor Name: Deloitte & Touche LLP

Auditor Location: Boston, MA

 

    
Auditor Name Deloitte & Touche LLP    
Auditor Location Boston, MA    
Auditor Firm ID 34    
Document Financial Statement Error Correction [Flag] false