v3.26.1
Cover
 3 Months Ended
Mar. 31, 2026
shares
Document Information [Line Items]  
Document Type 10-Q
Document Quarterly Report true
Document Period End Date Mar. 31, 2026
Document Transition Report false
Entity File Number 000-56611
Entity Registrant Name North Haven Net REIT
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One 1585 Broadway, 33rd Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Tax Identification Number 92-2570735
Entity Address, Postal Zip Code 10036
City Area Code 212
Local Phone Number 761-2340
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company true
Entity Ex Transition Period false
Entity Shell Company false
Entity Central Index Key 0001999784
Current Fiscal Year End Date --12-31
Document Fiscal Year Focus 2025
Document Fiscal Period Focus Q1
Amendment Flag false
Class F-S common shares, $0.01 par value per share  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 18,273,122
Class F-I common shares, $0.01 par value per share  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 11,675,121
Class S common shares, $0.01 par value per share  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 18,673,979
Class I common shares, $0.01 par value per share  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 10,482,663
Class E common shares, $0.01 par value per share  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 8,250,666