Segment Information - Narrative (Details) $ in Millions	12 Months Ended
Dec. 31, 2024 USD ($) segment	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments \| segment	2
Number of reportable segments \| segment	2
Total revenues	$ 860.8	$ 800.9	$ 717.8
United States
Segment Reporting Information [Line Items]
Total revenues	497.9	476.0	429.6
France
Segment Reporting Information [Line Items]
Total revenues	$ 181.5	$ 155.4	$ 142.1

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details