REVENUE EARNING EQUIPMENT, NET - Schedule of Gain and Losses Revenue Earning Equipment (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenue Earning Equipment [Abstract]
Gains on used vehicle sales, net	$ (14)	$ (23)	$ (51)	$ (79)
Losses from valuation adjustments	11	8	41	25
Used vehicle sales, net	$ (3)	$ (15)	$ (10)	$ (54)

Represents fair value adjustments for all vehicles held for sale throughout the period for which fair value was less than the carrying value. Losses are presented within Depreciation Expense in the Consolidated Statements of Earnings.

No definition available.

Name:	r_GainLossFromValuationAdjustments
Namespace Prefix:	r_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration