v3.26.1
Document And Entity Information - shares
 3 Months Ended
Mar. 31, 2026
May 05, 2026
Document Information Line Items    
Entity Central Index Key 0001800637  
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Fiscal Year Focus 2026  
Document Transition Report false  
Entity File Number 001-39946  
Entity Registrant Name RYTHM INC.  
Entity Incorporation, State or Country Code NV  
Entity Tax Identification Number 30-0943453  
Entity Address, Address Line One 2220 Hicks Road Suite 210  
Entity Address, City or Town Rolling Meadows  
Entity Address, State or Province IL  
Entity Address, Postal Zip Code 60008  
City Area Code (855)  
Local Phone Number 420-0020  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol RYM  
Security Exchange Name NASDAQ  
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 Common Stock, Shares Outstanding   2,149,128
Amendment Flag false  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --12-31