v3.26.3
Debt (Details)
9 Months Ended 12 Months Ended
Sep. 30, 2026
USD ($)
financialInstitution
lineOfCredit
Dec. 31, 2025
USD ($)
lineOfCredit
financialInstitution
Mar. 20, 2026
lineOfCredit
EQH      
Debt Instrument [Line Items]      
Amount outstanding $ 755,000,000.0 $ 810,000,000.0  
Weighted average interest rates 3.90% 3.70%  
Average daily borrowings $ 420,100,000 $ 392,200,000  
Weighted average interest rates on average daily borrowings 3.60% 4.20%  
Revolving Credit Facility | EQH      
Debt Instrument [Line Items]      
Line of credit facility, maximum borrowing capacity $ 900,000,000.0    
Revolving Credit Facility | EQH Uncommitted Facility      
Debt Instrument [Line Items]      
Line of credit facility, maximum borrowing capacity 300,000,000.0    
Amount outstanding 0 $ 0  
Line of Credit      
Debt Instrument [Line Items]      
Line of credit facility, maximum borrowing capacity 800,000,000.0    
Maximum incremental increase 200,000,000.0    
Amount outstanding 0 0  
Proceeds from debt, net 0 0  
Line of Credit | Subsidiaries      
Debt Instrument [Line Items]      
Line of credit facility, maximum borrowing capacity $ 100,000,000.0 $ 150,000,000.0  
Number of uncommitted lines of credit | lineOfCredit 2 3  
Number of financial institutions offering lines of credit | financialInstitution 2 3  
Number of financial institutions with stated limits | lineOfCredit 1 2  
Number of terminated lines of credit | lineOfCredit     1
Equitable Holdings, Inc. And Subsidiaries      
Debt Instrument [Line Items]      
Proceeds from debt, net $ 0 $ 0  
Commercial Paper      
Debt Instrument [Line Items]      
Weighted average interest rates on average daily borrowings 3.90% 4.40%  
Short-term debt, average outstanding amount $ 186,900,000 $ 199,500,000  
Short-term debt $ 0 $ 0  
Uncommited Lines of Credit      
Debt Instrument [Line Items]      
Weighted average interest rates 6.80% 7.30%  
Short-term debt, average outstanding amount $ 500,000 $ 500,000  
Short-term debt $ 0 $ 0