Goodwill and Intangibles - Schedule of Definite-Lived Intangible Assets (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 32.3	$ 32.3
Accumulated Amortization	6.1	3.7
Net Book Value	$ 26.2	$ 28.6
Weighted Average Useful Life	8 years 7 months 6 days	9 years 3 months 18 days
Client lists
Finite-Lived Intangible Assets [Line Items]
Amortization Period (Years)	10 years	10 years
Gross Carrying Amount	$ 26.1	$ 26.1
Accumulated Amortization	5.2	3.3
Net Book Value	$ 20.9	$ 22.8
Weighted Average Useful Life	8 years 7 months 6 days	9 years 3 months 18 days
Trademarks
Finite-Lived Intangible Assets [Line Items]
Amortization Period (Years)	10 years	10 years
Gross Carrying Amount	$ 6.2	$ 6.2
Accumulated Amortization	0.9	0.4
Net Book Value	$ 5.3	$ 5.8
Weighted Average Useful Life	8 years 7 months 6 days	9 years 4 months 24 days