Property and Equipment (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
Dec. 31, 2023 |
|
| Property, Plant and Equipment [Line Items] | |||
| Property and equipment, gross | $ 140.7 | $ 125.7 | |
| Less: accumulated depreciation | (66.1) | (60.6) | |
| Property and equipment, net | 74.6 | 65.1 | |
| Depreciation expense | 5.2 | $ 4.8 | |
| Computer equipment | |||
| Property, Plant and Equipment [Line Items] | |||
| Property and equipment, gross | 15.1 | 17.1 | |
| Furniture and fixtures | |||
| Property, Plant and Equipment [Line Items] | |||
| Property and equipment, gross | 3.7 | 3.7 | |
| Leasehold improvements | |||
| Property, Plant and Equipment [Line Items] | |||
| Property and equipment, gross | 20.4 | 13.1 | |
| Internal use developed software | |||
| Property, Plant and Equipment [Line Items] | |||
| Property and equipment, gross | 90.5 | 84.0 | |
| Construction in progress | |||
| Property, Plant and Equipment [Line Items] | |||
| Property and equipment, gross | $ 11.0 | $ 7.8 | |