v3.26.1
Document and Entity Information
12 Months Ended
Dec. 31, 2025
Document Information [Line Items]  
Document Type 11-K
Amendment Flag false
Entity Registrant Name NOV Inc.
Entity Central Index Key 0001021860
EBP 001  
Document Information [Line Items]  
Document Type 11-K
Amendment Flag false
Document Period End Date Dec. 31, 2025
Document Fiscal Year Focus 2025
Document Fiscal Period Focus FY
EBP, Plan Name NOV Inc. 401(k) Plan
Entity Registrant Name NOV Inc.
Entity Central Index Key 0001021860