v3.26.3
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2026
Nov. 02, 2026
Document and Entity Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2026  
Document Transition Report false  
Entity File Number 001-15371  
Entity Registrant Name Safehold Inc.  
Entity Incorporation, State or Country Code MD  
Entity Tax Identification Number 95-6881527  
Entity Address, Address Line One One Penn Plaza  
Entity Address, Address Line Two 51st Floor  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10119  
City Area Code 212  
Local Phone Number 930-9400  
Title of 12(b) Security Common Stock  
Trading Symbol SAFE  
Security Exchange Name NYSE  
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  
Common Stock, Shares, Outstanding   69,986,454
Entity Central Index Key 0001095651  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q3  
Amendment Flag false