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Derivatives - Schedule of Futures and Options (Details) $ in Thousands | Sep. 30, 2022 USD ($)
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U.S. Treasury futures |
Derivative [Line Items] |
Margin Deposit Assets | $ 105,062
Restricted Cash | 95,665
Variation Margin Receivable, Derivative | 9,397
Options on U.S. Treasury futures |
Derivative [Line Items] |
Derivative, Premium Paid | $ 2,417

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