Other Items (Details)	3 Months Ended
Mar. 31, 2013
Other Items Impacting Comparability [Abstract]
Recognition of currency translation adjustment into income	-1904

The amount of currency translation adjustment from a foreign operation recognized into income as a result of substantially liquidating its net assets

No definition available.

Name:	r_RecognitionOfCurrencyTranslationAdjustmentIntoIncome
Namespace Prefix:	r_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration