Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid rent	$ 11,226	$ 10,885
Prepaid taxes	3,746	2,909
Other	5,110	4,337
Prepaid Expense and Other Assets, Current	$ 20,082	$ 18,131