Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues [Abstract]
Total revenue	$ 304,087	$ 279,373	$ 582,165	$ 537,767
Fertility benefits services revenue
Revenues [Abstract]
Total revenue	193,563	172,738	363,332	329,883
Pharmacy benefits services revenue
Revenues [Abstract]
Total revenue	$ 110,524	$ 106,635	$ 218,833	$ 207,884

Amount, including 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