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Derivative Instruments - Additional information (Details) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2024 USD ($) agreement	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) agreement	Sep. 30, 2023 USD ($)	Dec. 31, 2021 USD ($) agreement	Dec. 31, 2023 USD ($)	Dec. 31, 2019 USD ($) agreement
Interest Rate Contract
Derivative [Line Items]
Borrowings at variable interest rates	$ 616.9		$ 616.9			$ 353.0
Number of interest rate swap agreements | agreement	5		5
Number of interest rate swaps entered into | agreement	3				4
Derivative, notional amount	$ 50.0		$ 50.0		$ 100.0
Net fair value of swap asset	5.8		5.8			$ 16.5
Derivative asset	8.5		8.5
Derivative liability	2.7		2.7
Adjustment to interest expense	$ (3.0)	$ (6.3)	$ (9.2)	$ (17.4)
2021 Swap Agreements, Group 1
Derivative [Line Items]
Number of interest rate swap agreements | agreement	2		2
2021 Swap Agreements, Group 2
Derivative [Line Items]
Number of interest rate swap agreements | agreement	2		2
Remaining maturity term	16 months		16 months
2019 Swap Ageement
Derivative [Line Items]
Number of interest rate swap agreements | agreement							1
Derivative, notional amount							$ 100.0
2024 Swap Ageement
Derivative [Line Items]
Remaining maturity term	56 months		56 months

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