XML 11 R1.htm IDEA: XBRL DOCUMENT v3.20.2
Document And Entity Information - shares
9 Months Ended
Sep. 30, 2020
Nov. 03, 2020
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2020  
Entity Registrant Name INTERNATIONAL SEAWAYS, INC.  
Entity Incorporation, State or Country Code 1T  
Entity File Number 1-37836-1  
Entity Tax Identification Number 98-0467117  
Entity Address, Address Line One 600 Third Avenue  
Entity Address, Address Line Two 39th Floor  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10016  
City Area Code 212  
Local Phone Number 578-1600  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period true  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   27,984,807
Entity Central Index Key 0001679049  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2020  
Amendment Flag false  
Common Stock [Member]    
Title of 12(b) Security Common Stock (no par value)  
Trading Symbol INSW  
Security Exchange Name NYSE  
8.5% Senior Notes [Member]    
Title of 12(b) Security 8.5% Senior Notes due 2023  
Trading Symbol INSW - PA  
Security Exchange Name NYSE