v3.26.1
Commitments and Contingencies (Details) - USD ($)
$ in Millions
3 Months Ended
Nov. 03, 2025
Mar. 31, 2026
Dec. 31, 2025
Securities Actions      
Guarantor Obligations      
Directors and Officers insurance policy deductible, amount   $ 5.0  
Securities Actions | Settled Litigation      
Guarantor Obligations      
Payments for legal settlements $ 13.0    
Marqeta, Inc. Securities Litigation      
Guarantor Obligations      
Insurance recovery receivable   9.4 $ 9.3
Marqeta, Inc. Securities Litigation | Settled Litigation      
Guarantor Obligations      
Settlement liability   13.0 $ 13.0
Letter of Credit      
Guarantor Obligations      
Letters of credit, amount   0.9  
Letter of Credit | Restricted Cash      
Guarantor Obligations      
Deposit assets   0.9  
Card and E-money Wallet Programs      
Guarantor Obligations      
Restricted cash   280.3  
Card and E-money Wallet Programs | Money market funds      
Guarantor Obligations      
Restricted cash   $ 48.3