QUARTERLY FINANCIAL INFORMATION - UNAUDITED - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2015
Quarterly Financial Information [Line Items]
Increase Decrease In Sales And Cost Of Sales Related To Inventory	$ 28	$ 83	$ 100	$ 216	$ 427
Reclassification Depreciation Amortization To Cost Of Revenue	$ 43	$ 41	$ 37	$ 12	$ 133