Effective Rate Reflected in Provision for Income Taxes and Amounts Determined by Applying Statutory Federal Rate (Detail) - USD ($) $ in Thousands	3 Months Ended			12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2013	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Statutory provision				$ (432)	$ 1,701
Foreign subsidiary				76	(798)
State taxes				48	637
Permanent differences				3	61
Prior year taxes					892
True up to prior year taxes				299	(226)
(Decrease)/increase in Uncertain Tax Positions				(249)	481
NOL Adjustments				(4)	319
Provision for income tax (benefit) expense	$ 1,600	$ 500	$ 900	$ (259)	$ 3,067