XML 96 R77.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Accrued Expenses and Other Liabilities (Details Textual) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Accrued Liabilities and Other Liabilities [Abstract] |  |  |
Benefit (charge) within operating expense | $ 9 | $ (9) | $ (4)

X
- Definition Amounts charged to earnings for developments in prior years self-insurance loss reserves. + References No definition available. + Details
Name: | r_SelfInsuranceReservesBenefitChargesToEarnings
Namespace Prefix: | r_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration