Restructuring and Severance - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Jan. 27, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Cost And Reserve [Line Items]
Restructuring and severance		$ 1,266	$ 3,098
Severance costs		$ 1,300
Subsequent Event
Restructuring Cost And Reserve [Line Items]
Reduction in number of non-manufacturing employee base	25.00%
General and Administrative Expense
Restructuring Cost And Reserve [Line Items]
Severance costs			$ 400