Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	12 Months Ended
	Apr. 02, 2017	Apr. 03, 2016	Mar. 29, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 22,555	$ 18,143	$ 19,214
Reconciliation to cash flows:
Depreciation and amortization	20,875	15,511	13,015
Amortization of debt issuance costs	136	34	0
Loss on disposal of investments	0	104	0
Deferred income taxes	(525)	1,103	(418)
Share-based compensation expense	2,127	1,706	1,631
(Gain) loss from property disposals	322	(33)	45
Changes in operating accounts (using) providing cash, net of effects of acquisition:
Trade receivables	2,259	(2,950)	(1,051)
Inventories	(3,529)	(322)	(9,977)
Accounts payable	562	3,831	563
Accrued liabilities	(416)	242	(506)
Income taxes	569	(701)	(2,177)
Other	(80)	(335)	325
Net cash provided by operating activities	44,855	36,333	20,664
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant, and equipment	(21,616)	(24,183)	(14,552)
Purchases of investments	0	(6,091)	(15,303)
Sale and maturities of investments	0	37,763	13,280
Proceeds from property disposals	324	358	223
Acquisitions, net of cash acquired	(2,199)	(159,199)	(10,068)
Net cash used in investing activities	(23,491)	(151,352)	(26,420)
CASH FLOWS FROM FINANCING ACTIVITIES:
Cash dividends paid	(8,683)	(8,257)	(7,859)
New shares issued	1,291	1,081	988
Stock options exercised	0	0	186
Excess tax benefit from share-based compensation	131	(1)	92
Shares surrendered for payroll taxes	(631)	(699)	(295)
Shares repurchased	0	(4,801)	(2,203)
Payments on senior secured term loan	(5,625)	(1,250)	0
Payments on senior secured revolving credit facility	(21,000)	0	0
Payments for debt issuance costs	0	(679)	0
Proceeds from long-term borrowings	0	100,000	0
Proceeds from revolver borrowings	0	31,000	0
Net cash (used in) provided by financing activities	(34,517)	116,394	(9,091)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(13,153)	1,375	(14,847)
CASH AND CASH EQUIVALENTS - beginning of year	20,014	18,639	33,486
CASH AND CASH EQUIVALENTS - end of year	6,861	20,014	18,639
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION-
Cash paid during the year for income taxes	13,421	11,811	13,801
Cash paid for interest	2,341	702	0
Noncash investing activities - Capital expenditures in accounts payable	958	1,884	1,126
Acquisition consideration accrued but not paid	$ 0	$ 2,200	$ 0