Other Assets - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 8,679	$ 8,478	$ 9,694
Capitalized debt issuance costs	500	600
Capitalized Software	4,100	3,900
Pacific Northwest
Finite-Lived Intangible Assets [Line Items]
Prepaid roads	3,200	5,700
New Zealand
Finite-Lived Intangible Assets [Line Items]
Prepaid roads	$ 2,200	$ 2,300
Software Costs
Finite-Lived Intangible Assets [Line Items]
Amortization period, in years	5 years
New Zealand JV | New Zealand Timber
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 8,700