Prepaid Expenses and Other Assets (Details 1) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Debt issuance costs (net of accumulated amortization of $2,009 and $1,474, respectively)	$ 4,119	$ 5,152
Spare parts inventory	3,410	3,440
Deposits	3,370	4,370
Other	5,978	6,624
Total	$ 16,877	$ 19,586