Accrued Expenses (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Payables and Accruals [Abstract]
Accrued payroll and related	$ 6,817	$ 5,674
Accrued construction in progress and equipment	917	1,235
Accrued occupancy costs	8,594	8,563
Accrued insurance claims	2,786	2,346
Accrued other	6,793	8,311
Accrued Liabilities, Current	$ 25,907	$ 26,129