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Related Party Transactions (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Nov. 30, 2021
Related Party Transaction [Line Items]
General and administrative expenses		$ 188.4	$ 118.2	$ 472.8	$ 335.4
Payments of distributions to affiliates				$ 18.8	6.6
Equity funded portion, percentage						50.00%
Equity funded portion (in shares)		412,759		412,759
Rook
Related Party Transaction [Line Items]
Right to exchange and sell limited liability company shares by lender upon default (in shares)		15,000,000		15,000,000
Class C common stock
Related Party Transaction [Line Items]
Exchange of shares held by Rook (in shares)				12,410
Equity funded portion, shares converted (in shares)		111,679		111,679
Related Party
Related Party Transaction [Line Items]
General and administrative expenses		$ 0.2	$ 0.7	$ 0.2	$ 0.7
Payments of distributions to affiliates				$ 18.7
Residual commission buyout agreement	$ 1.3
Payments in connection with residual commission buyouts	1.1
Contingent payments in connection with residual commission buyouts	$ 0.2

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Right to exchange and sell limited liability company shares by lender upon default.

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