Other Current Assets - Schedule of Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Prepaid vendor payments	$ 3,633	$ 2,140
Income tax receivable	3,614	4,643
Prepaid software maintenance	2,804	2,026
Prepaid insurance	2,479	2,024
Prepaid taxes	850	1,261
Prepaid rent	327	1,406
Prepaid other	731	2,777
Other	4,011	1,034
Other current assets	$ 18,449	$ 17,311