Segment and Geographical Information - Schedule of Gross Capital Expenditures (Details) (USD $)	0 Months Ended	12 Months Ended
	Apr. 04, 2013	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012		Apr. 04, 2013
Segment Reporting Information [Line Items]
Capital expenditures		$ 63,000,000	[1]	$ 64,000,000	[1]	$ 50,000,000	[1]
Strategic capital expenditures		130,128,000		160,000,000		106,000,000
Total Gross Capital Expenditures		193,000,000		224,000,000		156,000,000
Purchase price	139,900,000
Percentage of voting interests acquired	39.00%							39.00%
Southern Timber [Member]
Segment Reporting Information [Line Items]
Capital expenditures		35,000,000	[1]	39,000,000	[1]	39,000,000	[1]
Strategic capital expenditures		126,000,000		20,000,000		101,000,000
Pacific Northwest Timber [Member]
Segment Reporting Information [Line Items]
Capital expenditures		10,000,000	[1]	8,000,000	[1]	8,000,000	[1]
Strategic capital expenditures		2,000,000		0		0
New Zealand Timber [Member]
Segment Reporting Information [Line Items]
Capital expenditures		18,000,000	[1]	16,000,000	[1]	0	[1]
Strategic capital expenditures		0	[2]	140,000,000	[2]	0	[2]
Real Estate [Member]
Segment Reporting Information [Line Items]
Capital expenditures		0	[1]	0	[1]	2,000,000	[1]
Strategic capital expenditures		2,000,000		0		5,000,000
Trading [Member]
Segment Reporting Information [Line Items]
Capital expenditures		0	[1]	0	[1]	0	[1]
Strategic capital expenditures		0		0		0
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Capital expenditures		0	[1]	1,000,000	[1]	1,000,000	[1]
Strategic capital expenditures		$ 0		$ 0		$ 0

[1] Excludes strategic capital expenditures presented separately.

[2] Includes $139.9 million related to the purchase price of the additional 39 percent interest acquired in 2013. See Note 4 — Joint Venture Investment for additional information.