Income Taxes (Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred tax assets:
Accrued expenses	$ 2,125	$ 2,015
Property and equipment	4,414	679
Net deferred tax assets	6,539	2,694
Deferred tax liabilities:
Property and equipment	(2,959)	(336)
Intangibles	(1,365)	(1,107)
Net deferred tax liabilities	(4,324)	(1,443)
Net:	$ 2,215	$ 1,251