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Related Party Transactions - Transactions with the Relief Fund (Details) - Related Party - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Sep. 30, 2025	Dec. 31, 2024
Related Party Transaction [Line Items]
Remaining expense related to charitable contributions		$ 11.5	$ 9.5
Accounts payable and accrued liabilities
Related Party Transaction [Line Items]
Remaining liability associated with charitable contributions		$ 21.3	$ 13.2
Other expenses
Related Party Transaction [Line Items]
Charitable contributions	$ 40.0

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