Geographic Data - Schedule Of Geographic Information (Detail) - USD ($) $ in Millions |
Sep. 30, 2024 |
Dec. 31, 2023 |
Sep. 30, 2023 |
|---|---|---|---|
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Long-lived assets | $ 996.1 | $ 837.4 | $ 809.5 |
| U.S. | |||
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Long-lived assets | 964.4 | 821.8 | 797.2 |
| Canada | |||
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Long-lived assets | $ 31.7 | $ 15.6 | $ 12.3 |