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Risk Management, Derivative Instruments and Hedging Activities - Narrative (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2025 USD ($)
Derivative [Line Items] |
Aggregate credit exposure | $ 696
Credit exposure, net | $ 75
Total Net Credit Exposure | Credit Concentration Risk | Ten Largest Single Net Credit Exposures Account |
Derivative [Line Items] |
Concentration risk percentage | 97.00%

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