- Narrative (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014
Designated as Hedging Instrument [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
AOCI balance expected to be reclassified in next twelve months	$ 0.9
Interest rate swaps [Member] \| Senior Secured Facilities Agreement as Amended July 2013, Revolving Cash Advance Facility due 2016 [Member] \| Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Percentage of JV variable debt hedged by long-term interest rate derivatives	81.00%
Minimum [Member]
Derivative [Line Items]
Foreign currency exposure hedged for forecasted sales in next three months	50.00%
Foreign currency exposure hedged for forecasted sales In next three to twelve months	50.00%
Percentage of Foreign Currency Exposure Hedged For Forecasted Sales In Next Twelve to Eighteen Months	50.00%
Maximum [Member]
Derivative [Line Items]
Foreign currency exposure hedged for forecasted sales in next three months	90.00%
Foreign currency exposure hedged for forecasted sales In next three to twelve months	75.00%

Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Percent Swapped, Long-Term

No definition available.

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

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

No definition available.

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

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

No definition available.

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

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

No definition available.

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

The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings.

No definition available.

Name:	us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: