Accounts Receivable, net (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Receivables [Abstract]
Accounts receivable, gross	$ 41,182	$ 30,422
Less allowance for doubtful accounts	(283)	(1,404)
Total accounts receivable, net	$ 40,899	$ 29,018