Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Tax Disclosure [Line Items]
Income tax expense (benefit)	$ 201	$ 811	$ 387	$ (69)
Valuation allowance against deferred tax asset, percent			100.00%
Effective tax rate		32.00%		32.00%
States income tax rate		0.90%		0.90%
Lynden Arrangement [Member]
Income Tax Disclosure [Line Items]
Income tax expense (benefit)	$ 200		$ 400
Effective tax rate	34.50%		34.50%
States income tax rate	0.50%		0.50%