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Fair Value Measurements and Derivative Instruments - Credit Features (Details) $ in Millions | Sep. 30, 2021 USD ($) derivative
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Derivative Instruments |
Number of interest rate derivative hedges requiring collateral to be posted | derivative | 7
Debt instrument, collateral amount | $ 162.3
Interest Contracts |
Derivative Instruments |
Debt instrument, collateral amount | $ 65.6

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