XML 8 R1.htm IDEA: XBRL DOCUMENT v3.23.1
Cover - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2022
Mar. 23, 2023
Jun. 30, 2022
Document Type 10-K/A    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2022    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2022    
Current Fiscal Year End Date --12-31    
Entity File Number 1-15371    
Entity Registrant Name iStar Inc.    
Entity Central Index Key 0001095651    
Entity Tax Identification Number 95-6881527    
Entity Incorporation, State or Country Code MD    
Entity Address, Address Line One 1114 Avenue of the Americas, 39th Floor    
Entity Address, City or Town New York    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10036    
City Area Code 212    
Local Phone Number 930-9400    
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    
Entity Shell Company false    
Entity Public Float     $ 1.1
Entity Common Stock, Shares Outstanding   86,836,196  
ICFR Auditor Attestation Flag true    
Auditor Name DELOITTE & TOUCHE LLP    
Auditor Firm ID 34    
Auditor Location New York, New York    
Common Stock [Member]      
Title of 12(b) Security Common Stock, $0.001 par value    
Trading Symbol STAR    
Security Exchange Name NYSE    
8.00% Series D Cumulative Redeemable Preferred Stock, $0.001 par value[Member]      
Title of 12(b) Security 8.00% Series D Cumulative Redeemable Preferred Stock, $0.001 par value    
Trading Symbol STAR-PD    
Security Exchange Name NYSE    
7.65% Series G Cumulative Redeemable Preferred Stock, $0.001 par value[Member]      
Title of 12(b) Security 7.65% Series G Cumulative Redeemable Preferred Stock, $0.001 par value    
Trading Symbol STAR-PG    
Security Exchange Name NYSE    
7.50% Series I Cumulative Redeemable Preferred Stock, $0.001 par value[Member]      
Title of 12(b) Security 7.50% Series I Cumulative Redeemable Preferred Stock, $0.001 par value    
Trading Symbol STAR-PI    
Security Exchange Name NYSE