DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES Narrative (Details)	Sep. 30, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Foreign currency exposure hedged for forecasted sales in next three months (in percent, least amount)	70.00%
Foreign currency exposure hedged for forecasted sales in next twelve months (in percent)	50.00%

Percentage of Foreign Currency Exposure Hedged For Forecasted Sales In Next Twelve Months

No definition available.

Name:	ryn_PercentageofForeignCurrencyExposureHedgedForForecastedSalesInNextTwelveMonths
Namespace Prefix:	ryn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant