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Fair Value Measurements - Concentration of Credit Risk (Details) - One OTC Counterparty - Concentration of credit risk - Credit exposure $ in Millions | 6 Months Ended
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Jun. 30, 2023 USD ($)
Concentration Risk [Line Items] |
Total credit risk | $ 95.3
Concentration risk, percentage | 10.00%
Cash collateral | $ 21.2

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