Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Revenues [Abstract]
Total revenue	$ 324,038	$ 278,078
Fertility benefits services revenue
Revenues [Abstract]
Total revenue	206,405	169,769
Pharmacy benefits services revenue
Revenues [Abstract]
Total revenue	$ 117,633	$ 108,309

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