Annual report [Section 13 and 15(d), not S-K Item 405]

RESTRICTED CASH - Schedule of restricted cash (Details)

v3.26.1
RESTRICTED CASH - Schedule of restricted cash (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Mar. 31, 2025
Cash and Cash Equivalents [Line Items]    
Total restricted cash $ 1,246,312 $ 807,468
Allowance for restricted cash (15,982) (15,153)
Brokerage customers' cash    
Cash and Cash Equivalents [Line Items]    
Total restricted cash 1,095,026 737,546
Guaranty deposits    
Cash and Cash Equivalents [Line Items]    
Total restricted cash 135,258 70,026
Short term placements    
Cash and Cash Equivalents [Line Items]    
Total restricted cash 16,368 0
Restricted bank accounts    
Cash and Cash Equivalents [Line Items]    
Total restricted cash 9,436 8,122
Due from banks    
Cash and Cash Equivalents [Line Items]    
Total restricted cash 6,183 6,904
Deferred distribution payment    
Cash and Cash Equivalents [Line Items]    
Total restricted cash $ 23 $ 23