Income Taxes (Deferred tax (liabilities) assets) (Details) - USD ($) $ in Thousands	Mar. 26, 2016	Mar. 28, 2015
Deferred tax (liabilities) assets
Goodwill	$ (31,075)	$ (24,167)
Other	(981)	(939)
Total deferred tax liabilities	(32,056)	(25,106)
Property and Equipment	28,085	20,592
Insurance reserves	11,626	10,813
Warranty and other reserves	4,671	4,538
Stock options	3,040	3,729
Other	9,989	9,544
Total deferred tax assets	57,411	49,216
Net deferred tax assets	$ 25,355	$ 24,110