Summary of Financial Services Lease Revenues by Lease Type (Detail) - Financial Services - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Entity Wide Information Revenue From External Customer [Line Items] | ||||
| Finance lease revenues | $ 93.9 | $ 84.4 | $ 182.1 | $ 167.0 |
| Operating lease revenues | 156.6 | 162.6 | 307.4 | 337.5 |
| Total lease revenues | $ 250.5 | $ 247.0 | $ 489.5 | $ 504.5 |