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Summary of Significant Accounting Policies - Prepaid Logging Roads and Timber (Details) | 12 Months Ended
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Dec. 31, 2015
Accounting Policies [Abstract] |
Lease capitalized for remaining lease term when greater than 5 years | 5 years
Lease payments expensed within 5 years | 5 years

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- Definition Lease Capitalized When Time Exceeds + References No definition available. + Details
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Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Lease Expensed When Payments Are Within Specific Time Period + References No definition available. + Details
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Namespace Prefix: | ryn_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration