Derivative Financial Instruments - Derivative Instruments Designated as Cash Flow Hedges (Details) $ in Millions	Sep. 30, 2023 USD ($)
Derivative [Line Items]
Derivatives in net asset position	$ 21.5
Active Interest Rate Swap
Derivative [Line Items]
Interest rate cash flow hedge gain (loss) to be reclassified to interest expense during the next 12 months	14.1
Settled Interest Rate Swaps
Derivative [Line Items]
Interest rate cash flow hedge gain (loss) to be reclassified to interest expense during the next 12 months	$ (0.6)