Segment and Geographical Information - Schedule of Gross Capital Expenditures (Details) - USD ($) $ in Thousands		12 Months Ended
Apr. 04, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Capital expenditures		$ 57,293	$ 63,713	$ 63,203
Timberland Acquisitions		98,409	130,896	160,280
Total Gross Capital Expenditures		155,702	194,609	223,483
Purchase price	$ 139,900
Percentage of voting interests acquired	39.00%
Operating Segments \| Southern Timber
Segment Reporting Information [Line Items]
Capital expenditures		33,245	36,033	38,093
Timberland Acquisitions		54,408	125,650	20,364
Operating Segments \| Pacific Northwest Timber
Segment Reporting Information [Line Items]
Capital expenditures		8,515	9,742	8,404
Timberland Acquisitions		34,052	1,878	0
Operating Segments \| New Zealand Timber
Segment Reporting Information [Line Items]
Capital expenditures		15,143	17,344	16,030
Timberland Acquisitions		9,949	923	139,879
Purchase price	$ 139,900
Operating Segments \| Real Estate
Segment Reporting Information [Line Items]
Capital expenditures		313	195	366
Timberland Acquisitions		0	2,445	37
Operating Segments \| Trading
Segment Reporting Information [Line Items]
Capital expenditures		0	0	0
Timberland Acquisitions		0	0	0
Corporate and other
Segment Reporting Information [Line Items]
Capital expenditures		77	399	310
Timberland Acquisitions		$ 0	$ 0	$ 0

Segment Reporting- Expenditures for Additions to Long-Lived Assets

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- Definition

Total additions to long-lived assets, acquired through cash or non-cash transactions, excluding financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets of the reportable segment; if the amount: (a) is included in the determination of segment assets reviewed by the chief operating decision maker or (b) is otherwise regularly provided to the chief operating decision maker, even if not included in the determination of segment assets.

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- Definition

Capital expenditures identified as strategic by the Company.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

Fair value at acquisition-date of the assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interests issued by the acquirer, including but not limited to, instruments or interests issued or issuable in consideration for the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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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.

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