Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Prepaid insurance	$ 1,394	$ 12,000
Sales tax receivable	8,203	7,846
Income tax receivable	5,398	278
Current deferred tax asset	298	2,126
Other receivables	734	1,468
Other	6,377	4,301
Prepaid expenses and other current assets	$ 22,404	$ 28,019