Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	12 Months Ended
	Apr. 03, 2016	Mar. 29, 2015	Mar. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 18,143	$ 19,214	$ 18,094
Reconciliation to cash flows:
Depreciation and amortization	15,511	13,015	12,605
Amortization of debt issuance costs	34	0	0
Loss on disposal of investments	104	0	0
Deferred income taxes	1,103	(418)	2,150
Share-based compensation expense	1,706	1,631	1,322
(Gain) loss from property disposals	(33)	45	111
Changes in operating accounts (using) providing cash, net of effects of acquisition:
Trade receivables	(2,950)	(1,051)	(1,698)
Inventories	(322)	(9,977)	2,122
Accounts payable	3,831	563	335
Accrued liabilities	192	(506)	141
Accrued interest	50	0	0
Income taxes	(701)	(2,177)	(2)
Other	(335)	325	(568)
Net cash provided by operating activities	36,333	20,664	34,612
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant, and equipment	(24,183)	(14,552)	(12,261)
Purchases of investments	(6,091)	(15,303)	(25,161)
Sale and maturities of investments	37,763	13,280	16,612
Proceeds from property disposals	358	223	115
Acquisitions, net of cash acquired	(159,199)	(10,068)	(2,416)
Net cash used in investing activities	(151,352)	(26,420)	(23,111)
CASH FLOWS FROM FINANCING ACTIVITIES:
Cash dividends paid	(8,257)	(7,859)	(7,410)
New shares issued	1,081	988	917
Stock options exercised	0	186	186
Excess tax benefit from share-based compensation	(1)	92	62
Shares surrendered for payroll taxes	(699)	(295)	(485)
Other comprehensive income, net of tax	(4,801)	(2,203)	0
Repayment of debt	(1,250)	0	0
Payments for debt issuance costs	(679)	0	0
Proceeds from long-term borrowings	100,000	0	0
Proceeds from revolver borrowings	31,000	0	0
Net cash provided by (used in) financing activities	116,394	(9,091)	(6,730)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	1,375	(14,847)	4,771
CASH AND CASH EQUIVALENTS - beginning of period	18,639	33,486	28,715
CASH AND CASH EQUIVALENTS - end of period	20,014	18,639	33,486
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION-
Cash paid during the year for income taxes	11,811	13,801	7,757
Cash paid for interest	702	0	0
Noncash investing activities - Capital expenditures in accounts payable	1,884	1,126	699
Payments for Previous Acquisition	$ 2,200	$ 0	$ 0