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Funds Borrowed - Summary of Maturity of Broker Pools, Excluding Strategic Partner Reserve Deposits (Detail)
$ in Thousands
Mar. 31, 2022
USD ($)
Debt Disclosure [Abstract]  
Three months or less $ 168,243
Over three months through six months 73,985
Over six months through one year 163,555
Over one year 929,006
Total Deposits $ 1,334,789