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Cover - shares
 3 Months Ended
Mar. 31, 2025
Apr. 25, 2025
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2025  
Document Transition Report false  
Entity File Number 001-16337  
Entity Registrant Name OIL STATES INTERNATIONAL, INC  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 76-0476605  
Entity Address, Address Line One Three Allen Center, 333 Clay Street  
Entity Address, Address Line Two Suite 4620  
Entity Address, City or Town Houston,  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77002  
City Area Code 713  
Local Phone Number 652-0582  
Title of 12(b) Security Common stock, par value $0.01 per share  
Trading Symbol OIS  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   61,868,817
Entity Central Index Key 0001121484  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Amendment Flag false