Inventories (Details) - USD ($) $ in Thousands	Sep. 26, 2015	Mar. 31, 2015
Inventory Disclosure [Abstract]
Raw materials	$ 1,912	$ 1,674
Finished goods	63,740	69,387
Inventory, gross	65,652	71,061
Excess and obsolete inventory reserves	(15,531)	(16,624)
Inventories, net	$ 50,121	$ 54,437