Financial Instruments and Other Inventory Positions Owned and Financial Instruments and Other Inventory Positions Sold, but Not Yet Purchased - Additional Information (Details) - Maximum risk of loss $ in Millions |
Dec. 31, 2021
USD ($)
|
---|---|
Counterparties not required to post collateral | |
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items] | |
Uncollateralized credit exposure | $ 20.7 |
Notional contract amount | 157.8 |
One unnamed financial institutional not required to post collateral | |
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items] | |
Uncollateralized credit exposure | $ 16.3 |