Other Current Liabilities - Schedule of Other Current Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Other Liabilities Disclosure [Abstract]
Accrued accounts payable	$ 24,119	$ 31,700
Accrued compensation liability	22,554	16,278
Accrued restructuring liability	4,987	9,859
Other current liabilities	24,094	19,854
Total other current liabilities	$ 75,754	$ 77,691