Income Taxes Income Taxes-Deferred Tax Assets (Details) - USD ($) $ in Thousands	Apr. 01, 2018	Apr. 02, 2017
Deferred tax assets:
Trade receivables	$ 254	$ 187
Stock compensation accruals	593	616
Pension withdrawal liability	1,611	2,513
Other	1,619	1,639
Total deferred tax assets	4,077	4,955
Deferred tax liabilities:
Inventories	(3,047)	(4,006)
Prepaid	(756)	(1,095)
Excess of tax over book depreciation	(9,811)	(14,169)
Intangibles	(17,625)	(27,524)
Unrealized gain on interest rate swap	(221)	(201)
Total deferred tax liabilities	(31,460)	(46,995)
Net deferred tax liabilities	$ (27,383)	$ (42,040)