XML 100 R82.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Income Taxes - AFMC and CBPC - Narrative (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2009 tax_credit $ / gal | Dec. 31, 2014 USD ($)
AFMC for CBPC Exchange [Line Items] |  |  |  |  |  |
Number of tax credits | tax_credit |  |  |  |  | 2 |
Valuation allowance | $ 34,889 | $ 21,861 |  |  |  |
Valuation allowance adjustment | $ 13,028 | $ 3,613 | $ 3,607 |  |  |
Alternative Fuel Mixture Credit |  |  |  |  |  |
AFMC for CBPC Exchange [Line Items] |  |  |  |  |  |
Tax credit amount per gallon (USD per gallon) | $ / gal |  |  |  |  | 0.50 |
Cellulosic Biofuel Producer Credit |  |  |  |  |  |
AFMC for CBPC Exchange [Line Items] |  |  |  |  |  |
Tax credit amount per gallon (USD per gallon) | $ / gal |  |  |  |  | 1.01 |
Valuation allowance |  |  | 14,600 |  |  | $ 13,600
Valuation allowance adjustment |  |  | $ 1,000 |  |  |
Exchange of Alternative Fuel Tax Benefit |  |  |  |  |  |
AFMC for CBPC Exchange [Line Items] |  |  |  |  |  |
Net tax benefit from AFMC for CBPC exchange |  |  |  | $ 18,800 |  |

X
- Definition [Line Items] for AFMC for CBPC Exchange [Table] + References No definition available. + Details
Name: | ryn_AfmcForCbpcExchangeLineItems
Namespace Prefix: | ryn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Tax Credits + References No definition available. + Details
Name: | ryn_NumberofTaxCredits
Namespace Prefix: | ryn_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Tax Credit Amount per Gallon + References No definition available. + Details
Name: | ryn_TaxCreditAmountperGallon
Namespace Prefix: | ryn_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
Name: | us-gaap_DeferredTaxAssetsValuationAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
Name: | us-gaap_IncomeTaxCreditsAndAdjustments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=84176650&loc=d3e32123-109318 + Details
Name: | us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ryn_IncomeTaxCreditTypeAxis=ryn_AlternativeFuelMixtureCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ryn_IncomeTaxCreditTypeAxis=ryn_CellulosicBiofuelProducerCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ryn_IncomeTaxCreditTypeAxis=ryn_ExchangeOfAlternativeFuelTaxBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |