Other Noncurrent Liabilities - Summary of Other Noncurrent Liabilities (Detail) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Other Liabilities Disclosure [Abstract]
Reserve for uncertain tax positions	$ 12,186	$ 12,186
Insurance claims and expenses	639	663
Other	742	787
Total	$ 13,567	$ 13,636