Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Gross deferred tax assets:
Pension, postretirement and other employee benefits	$ 1,040	$ 1,994
New Zealand JV	65,078	71,482
CBPC Tax Credit Carry Forwards	14,641	13,644
Capitalized real estate costs	9,378	9,554
U.S. TRS Net Operating Loss	2,327	0
Other	7,050	8,067
Total gross deferred tax assets	99,514	104,741
Less: Valuation allowance	(18,248)	(13,644)
Total deferred tax assets after valuation allowance	81,266	91,097
Gross deferred tax liabilities:
Accelerated depreciation	(1,357)	(1,796)
Repatriation of foreign earnings	(7,251)	(8,817)
New Zealand JV	(68,551)	(78,008)
Timber installment sale	(7,511)	(7,511)
Other	(311)	(1,304)
Total gross deferred tax liabilities	(84,981)	(97,436)
Net deferred tax (liability)/asset	(3,715)	(6,339)
Net deferred tax (liability)/asset
Noncurrent portion of deferred tax asset (b)	0	8,057
Current portion of deferred tax liability (b)	0	(7,893)
Noncurrent portion of deferred tax liability (b)	(3,715)	(6,503)
Net deferred tax (liability)/asset	(3,715)	(6,339)
Return to accrual tax adjustment	$ 1,000	$ 1,000