Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Income tax receivable	$ 6,699	$ 4,643
Prepaid vendor payments	5,894	2,140
Prepaid insurance	1,985	2,024
Prepaid software maintenance	1,640	2,026
Prepaid rent	1,639	1,406
Prepaid taxes	1,142	1,261
Prepaid other	4,664	2,777
Other	1,486	1,034
Other current assets	$ 25,149	$ 17,311