v3.26.1
DEBT - Narrative (Details)
€ in Billions
3 Months Ended
Mar. 11, 2026
USD ($)
Jul. 28, 2025
USD ($)
Mar. 31, 2026
USD ($)
Mar. 11, 2026
EUR (€)
Dec. 31, 2025
USD ($)
Nov. 12, 2025
USD ($)
Aug. 15, 2025
USD ($)
Line of Credit Facility [Line Items]              
Estimated fair value of debt     $ 15,576,000,000   $ 5,628,000,000    
Baker Hughes Co-Obligor, Inc.              
Line of Credit Facility [Line Items]              
Ownership percentage     100.00%        
Debt securities     $ 15,700,000,000        
Bridge Loan Credit Facility | Line of credit              
Line of Credit Facility [Line Items]              
Unamortized lending fees     43,000,000        
Bridge Loan Credit Facility | Line of credit              
Line of Credit Facility [Line Items]              
Maximum borrowing capacity   $ 14,900,000,000          
Debt instrument, term   364 days          
Remaining borrowing capacity           $ 11,000,000,000.0 $ 12,300,000,000
Term Loan | Line of credit              
Line of Credit Facility [Line Items]              
Maximum borrowing capacity             $ 2,600,000,000
USD-Denominated Bonds | Senior notes              
Line of Credit Facility [Line Items]              
Aggregate principal amount $ 6,500,000,000            
Debt instrument, unamortized discount and issuance costs $ 86,000,000            
Debt instrument, redemption price, percentage of principal amount redeemed 101.00%            
Euro-Denominated Bonds | Senior notes              
Line of Credit Facility [Line Items]              
Aggregate principal amount | €       € 3.0      
Revolving Credit Facility | The Credit Agreement              
Line of Credit Facility [Line Items]              
Maximum borrowing capacity     3,000,000,000.0        
Line of credit outstanding     $ 0   $ 0