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GUARANTEES (Details) $ in Thousands | Sep. 30, 2017 USD ($)
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Guarantor Obligations [Line Items] |
Maximum Potential Payment | $ 13,911
Carrying Amount of Associated Liability | 43
Standby letters of credit |
Guarantor Obligations [Line Items] |
Maximum Potential Payment | 10,353
Carrying Amount of Associated Liability | 0
Letter of credit for development project | 9,200
Guarantees |
Guarantor Obligations [Line Items] |
Maximum Potential Payment | 2,254
Carrying Amount of Associated Liability | 43
Surety bonds |
Guarantor Obligations [Line Items] |
Maximum Potential Payment | 1,304
Carrying Amount of Associated Liability | $ 0

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- Definition Letter Of Credit For Development Project + References No definition available. + Details
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Namespace Prefix: | ryn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=82913245&loc=d3e12069-110248 + Details
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Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=82913245&loc=d3e12069-110248 + Details
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