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Nature of Business Operations - Narrative (Details) a in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 a segment $ / shares | Sep. 30, 2016 a
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Common stock, par value (dollars per share) | $ / shares | $ 0 |
Acres of timberland owned or leased | 2.7 | 0.4
Acres of high value real estate owned | 0.2 |
Number of reportable segments | segment | 5 |

X
- Definition The number of timberland acres owned and managed. + References No definition available. + Details
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X
- Definition The total acreage of high value real estate owned. + References No definition available. + Details
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X
- Definition Face amount or stated value per share of common stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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- References No definition available. + Details
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