Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Gross deferred tax assets:
Liabilities for dispositions and discontinued operations	$ 0	$ 28,050	[1]
Pension, postretirement and other employee benefits	1,994	43,058	[1]
Foreign and state NOL carryforwards	71,482	85,801	[1]
Tax credit carryforwards	13,644	52,682	[1]
Capitalized real estate costs	9,554	8,901	[1]
Other	8,067	20,970	[1]
Total gross deferred tax assets	104,741	239,462	[1]
Less: Valuation allowance	(13,644)	(33,889)	[1]
Total deferred tax assets after valuation allowance	91,097	205,573	[1]
Gross deferred tax liabilities:
Accelerated depreciation	(1,796)	(57,695)	[1]
Repatriation of foreign earnings	(8,817)	(9,065)	[1]
New Zealand forests, roads and carbon credits	(78,008)	(85,681)	[1]
Timber installment sale	(7,511)	(7,360)	[1]
Other	(1,304)	(5,247)	[1]
Total gross deferred tax liabilities	(97,436)	(165,048)	[1]
Net deferred tax (liability)/asset	(6,339)	40,525	[1]
Net deferred tax asset:
Current portion of deferred tax asset	0	39,100	[1]
Noncurrent portion of deferred tax asset	8,057	10,720	[1]
Current portion of defered tax liability	(7,893)	0	[1]
Noncurrent portion of deferred tax liability	(6,503)	(9,295)	[1]
Net deferred tax (liability)/asset	$ (6,339)	$ 40,525	[1]

[1] Includes balances related to discontinued operations.