Derivatives Not Designated as Hedging Instruments (Details) - Not Designated as Hedging Instrument - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
TILC Warehouse Back to Back Swap Agreements - Open
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	[1]	$ 680.0		$ 680.0
Derivative, Cap Interest Rate	[1]	2.50%		2.50%
Derivative Asset	[1]	$ 9.9		$ 9.9
TILC Warehouse Back to Back Swap Agreements - Open | Other Nonoperating Income (Expense)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	[1]	2.0	$ 13.0	5.9	$ 9.3
TILC Back to Back Swap Agreements - Open
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	[1]	$ 680.0		$ 680.0
Derivative, Cap Interest Rate	[1]	2.50%		2.50%
Derivative Liability	[1]	$ (9.9)		$ (9.9)
Interest Rate Derivative Execution Fee					3.1
TILC Back to Back Swap Agreements - Open | Other Nonoperating Income (Expense)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	[1]	(2.0)	(13.0)	(5.9)	(6.2)	[2]
TILC Warehouse Back to Back Swap Agreements - Expired [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	[1],[3]	$ 800.0		$ 800.0
Derivative, Cap Interest Rate	[1],[3]	2.50%		2.50%
Derivative Asset	[1],[3]	$ 0.0		$ 0.0
TILC Warehouse Back to Back Swap Agreements - Expired [Member] | Other Nonoperating Income (Expense)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax		0.0	0.0	0.0	1.9	[1]
TILC Back to Back Swap Agreements - Expired [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	[1],[3]	$ 800.0		$ 800.0
Derivative, Cap Interest Rate	[1],[3]	2.50%		2.50%
Derivative Liability	[1],[3]	$ 0.0		$ 0.0
TILC Back to Back Swap Agreements - Expired [Member] | Other Nonoperating Income (Expense)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax		$ 0.0	$ 0.0	$ 0.0	$ (1.9)	[1]

[1] Comprised of back-to-back interest rate caps entered into with the same counterparty in connection with our risk management objectives.

[2] The amount recorded to other, net (income) expense in our Consolidated Statements of Operations for the nine months ended September 30, 2024 includes a fee of $3.1 million related to the execution of back-to-back interest rate caps associated with the Trinity Industries Leasing Company (“TILC”) warehouse loan facility.

[3] These interest rate caps matured and settled in 2024.