v3.25.4
FINANCING ACTIVITIES AND OFF-BALANCE SHEET RISK (Details) - USD ($)
1 Months Ended 12 Months Ended
Mar. 21, 2025
Nov. 30, 2025
Nov. 30, 2023
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Jun. 12, 2025
Debt Instrument [Line Items]              
Purchase of credit card receivables       $ 5,195,000,000 $ 748,000,000 $ 0  
Net interest revenues       1,514,000,000 1,109,000,000 $ 929,000,000  
Customer advance balance       200,000,000      
Crypto asset, fair value       38,200,000,000 35,200,000,000    
Amount accrued for contingencies in the aggregate       71,000,000 128,000,000    
Remote              
Debt Instrument [Line Items]              
Amount accrued for contingencies in the aggregate       0 0    
Coastal Bank | Robinhood Credit              
Debt Instrument [Line Items]              
Customer advance limit     $ 300,000,000        
Coastal Bank | Robinhood Credit | Interest Rate Margin One              
Debt Instrument [Line Items]              
Variable rate on loan     3.75%        
Customer advance limit threshold     $ 150,000,000        
Coastal Bank | Robinhood Credit | Interest Rate Margin Two              
Debt Instrument [Line Items]              
Variable rate on loan     3.00%        
Customer advance limit threshold     $ 150,000,000        
Robinhood Credit              
Debt Instrument [Line Items]              
Net interest revenues       45,000,000 $ 5,000,000    
RHM March 2025 Credit Agreement | Secured Overnight Financing Rate, Interest Period Of One Month              
Debt Instrument [Line Items]              
Variable rate on loan 0.10%            
RHM March 2025 Credit Agreement | Base Rate              
Debt Instrument [Line Items]              
Variable rate on loan 0.00%            
Barclays Arrangement Maturing November 2026 | Robinhood Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into       $ 200,000,000      
Variable rate on loan   1.30%          
Barclays Arrangement Maturing November 2026 | Robinhood Credit | Minimum              
Debt Instrument [Line Items]              
Line of credit facility, unused capacity, commitment fee percentage   0.275%   0.25%      
Barclays Arrangement Maturing November 2026 | Robinhood Credit | Maximum              
Debt Instrument [Line Items]              
Line of credit facility, unused capacity, commitment fee percentage   0.325%   0.35%      
Barclays Arrangement Maturing November 2026 | Commercial Paper Rate | Robinhood Credit              
Debt Instrument [Line Items]              
Variable rate on loan       1.75%      
SVB Arrangement Maturing April 2027 | Robinhood Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into       $ 150,000,000      
Line of credit facility, unused capacity, commitment fee percentage       0.25%      
Debt instrument, interest rate, stated percentage       1.50%      
Wells Fargo Bank Arrangement Maturing August 2028 | Robinhood Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into       $ 300,000,000      
Wells Fargo Bank Arrangement Maturing August 2028 | Robinhood Credit | Minimum              
Debt Instrument [Line Items]              
Line of credit facility, unused capacity, commitment fee percentage       0.275%      
Wells Fargo Bank Arrangement Maturing August 2028 | Robinhood Credit | Maximum              
Debt Instrument [Line Items]              
Line of credit facility, unused capacity, commitment fee percentage       0.325%      
Wells Fargo Bank Arrangement Maturing August 2028 | Daily Simple SOFR | Robinhood Credit              
Debt Instrument [Line Items]              
Variable rate on loan       1.40%      
Wells Fargo Bank Arrangement Maturing August 2028 | Daily Simple SOFR During - Controlled Or Early Amortization Period | Robinhood Credit              
Debt Instrument [Line Items]              
Variable rate on loan       2.00%      
Truist Bank Arrangement Maturing August 2028 | Robinhood Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into       $ 300,000,000      
Truist Bank Arrangement Maturing November 2028 | Robinhood Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into       $ 300,000,000      
Truist Bank Arrangement Maturing November 2028 | Robinhood Credit | Minimum              
Debt Instrument [Line Items]              
Line of credit facility, unused capacity, commitment fee percentage       0.275%      
Truist Bank Arrangement Maturing November 2028 | Robinhood Credit | Maximum              
Debt Instrument [Line Items]              
Line of credit facility, unused capacity, commitment fee percentage       0.325%      
Truist Bank Arrangement Maturing November 2028 | Daily Simple SOFR | Robinhood Credit              
Debt Instrument [Line Items]              
Variable rate on loan       1.40%      
Truist Bank Arrangement Maturing November 2028 | Daily Simple SOFR During - Controlled Or Early Amortization Period | Robinhood Credit              
Debt Instrument [Line Items]              
Variable rate on loan       2.00%      
SVB and Barclays Arragements | Robinhood Credit | Greater than $50 million              
Debt Instrument [Line Items]              
Weighted average interest       6.16% 7.81%    
SVB, Barclays and WF Arrangements | Robinhood Credit              
Debt Instrument [Line Items]              
Outstanding borrowings, long-term       $ 602,000,000 $ 131,000,000    
Purchase of credit card receivables       5,200,000,000 748,000,000    
Provision for credit losses       786,000,000 179,000,000    
Revolving Credit Facility | March 2025 Credit Facility              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into $ 2,250,000,000            
Revolving Credit Facility | Line of Credit              
Debt Instrument [Line Items]              
Line of credit facility, increase limit 1,000,000,000           $ 1,125,000,000
Outstanding borrowings, long-term         $ 0    
Revolving Credit Facility | RHM March 2025 Credit Agreement | Line of Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into 1,000,000,000            
Line of credit facility, increase limit 250,000,000            
Line of credit facility, remaining borrowing capacity $ 1,250,000,000            
Variable rate on loan 1.50%            
Commitment fee percentage 0.25%            
Revolving Credit Facility | RHM March 2025 Credit Agreement | Line of Credit | Federal Reserve Bank of New York Rate              
Debt Instrument [Line Items]              
Variable rate on loan 0.50%            
Revolving Credit Facility | RHM March 2025 Credit Agreement | Line of Credit | Secured Overnight Financing Rate (SOFR)              
Debt Instrument [Line Items]              
Variable rate on loan 1.00%            
Revolving Credit Facility | RHS March 2025 Credit Agreement | Line of Credit              
Debt Instrument [Line Items]              
Line of credit facility, amount entered into $ 2,650,000,000            
Line of credit facility, increase limit 1,325,000,000            
Line of credit facility, remaining borrowing capacity $ 3,975,000,000            
Commitment fee percentage 0.50%            
Line of credit facility, term 364 days            
Revolving Credit Facility | RHS March 2025 Credit Agreement | Line of Credit | Secured Overnight Financing Rate (SOFR)              
Debt Instrument [Line Items]              
Variable rate on loan 10.00%            
Revolving Credit Facility | RHS March 2025 Credit Agreement, Tranche A | Line of Credit              
Debt Instrument [Line Items]              
Variable rate on loan 1.25%            
Revolving Credit Facility | RHM March 2025 Credit Facility, Tranche B and C | Line of Credit              
Debt Instrument [Line Items]              
Variable rate on loan 2.50%            
Revolving Credit Facility | RHS March 2024 Credit Agreement | Line of Credit              
Debt Instrument [Line Items]              
Outstanding borrowings, long-term       $ 0