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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2025
Feb. 06, 2026
Jun. 30, 2025
Document and Entity Information      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Document Transition Report false    
Securities Act File Number 001-32657    
Entity Registrant Name NABORS INDUSTRIES LTD    
Entity Incorporation, State or Country Code D0    
Entity Tax Identification Number 98-0363970    
Entity Address, Address Line One Crown House    
Entity Address, Address Line Two Second Floor    
Entity Address, Address Line Three 4 Par-la-Ville Road    
Entity Address, City or Town Hamilton    
Entity Address, Postal Zip Code HM08    
Entity Address, Country BM    
City Area Code 441    
Local Phone Number 292-1510    
Title of 12(b) Security Common shares, $.05 par value per share    
Trading Symbol NBR    
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 Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 389,965,828
Entity Common Stock, Shares Outstanding   15,834,469  
Documents Incorporated by Reference

Specified portions of the definitive Proxy

Statement to be distributed in connection with our 2026 Annual General Meeting of Shareholders (Part III).

    
Auditor Firm ID 238    
Auditor Name PricewaterhouseCoopers LLP    
Auditor Location Houston, Texas    
Entity Central Index Key 0001163739    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Amendment Flag false