XML 18 R1.htm IDEA: XBRL DOCUMENT v3.24.0.1
Cover - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Feb. 15, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-39773    
Entity Registrant Name Hydrofarm Holdings Group, Inc.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 81-4895761    
Entity Address, Address Line One 1510 Main Street    
Entity Address, City or Town Shoemakersville    
Entity Address, State or Province PA    
Entity Address, Postal Zip Code 19555    
City Area Code 707    
Local Phone Number 765-9990    
Title of 12(b) Security Common Stock, $0.0001 par value per share    
Trading Symbol HYFM    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Entity Shell Company false    
Document Financial Statement Error Correction [Flag] false    
Entity Public Float     $ 34
Entity Common Stock, Shares Outstanding   45,794,691  
Documents Incorporated by Reference
Portions of the Registrant’s Proxy Statement for its 2024 Annual Meeting of Stockholders are incorporated by reference into Part III of this Annual Report on Form 10-K to the extent stated herein. Such Proxy Statement will be filed with the Securities and Exchange Commission within 120 days of the Registrant’s fiscal year ended December 31, 2023.
    
Amendment Flag false    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001695295