v3.25.4
Document and Entity Information - USD ($)
shares in Thousands
 12 Months Ended
Dec. 31, 2025
Feb. 03, 2026
Jun. 30, 2025
Document and Entity Information [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity Registrant Name OMEGA HEALTHCARE INVESTORS, INC.    
Entity Incorporation, State or Country Code MD    
Entity File Number 1-11316    
Entity Tax Identification Number 38-3041398    
Entity Address, Address Line One 303 International Circle, Suite 200    
Entity Address, City or Town Hunt Valley    
Entity Address, State or Province MD    
Entity Address, Postal Zip Code 21030    
City Area Code 410    
Local Phone Number 427-1700    
Title of 12(b) Security Common Stock    
Trading Symbol OHI    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
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    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 10,743,896,520
Entity Common Stock Shares Outstanding   295,570  
Amendment Flag false    
Entity Central Index Key 0000888491    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Auditor Name Ernst & Young LLP    
Auditor Firm ID 42    
Auditor Location Baltimore, Maryland    
Document Financial Statement Error Correction [Flag] false