v3.26.1
Cover - $ / shares
 3 Months Ended
Mar. 31, 2026
May 06, 2026
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity File Number 001-35814  
Entity Registrant Name Harrow, Inc.  
Entity Central Index Key 0001360214  
Entity Tax Identification Number 45-0567010  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 1A Burton Hills Blvd  
Entity Address, Address Line Two Suite 200  
Entity Address, City or Town Nashville  
Entity Address, State or Province TN  
Entity Address, Postal Zip Code 37215  
City Area Code (615)  
Local Phone Number 733-4730  
Title of 12(b) Security Common Stock, $0.001 par value per share  
Trading Symbol HROW  
Security Exchange Name NASDAQ  
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 Common Stock, Shares Outstanding   37,275,107
Entity Listing, Par Value Per Share $ 0.001