Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Jan. 01, 2017	Dec. 27, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 18,345	$ 13,284
Reconciliation to cash flows:
Depreciation and amortization	15,453	10,468
Amortization of debt issuance costs	102	0
Loss on disposal of investments	0	(101)
Deferred income taxes	171	(120)
Stock compensation expense	1,650	1,277
Gain from property disposals	(61)	(18)
Changes in operating accounts providing (using) cash:
Trade receivables	7,275	3,793
Inventories	(2,537)	(1,944)
Accounts payable	(7,456)	(2,019)
Accrued liabilities	(1,928)	2,125
Income taxes	848	(2,287)
Other	(869)	(868)
Net cash provided by operating activities	30,993	23,792
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant, and equipment	(15,811)	(17,113)
Purchases of investments	0	(6,092)
Sale and maturities of investments	0	34,710
Acquisitions, net of cash acquired	(2,199)	(150,772)
Other	264	237
Net cash used in investing activities	(17,746)	(139,030)
CASH FLOWS FROM FINANCING ACTIVITIES:
Cash dividends paid	(8,683)	(8,257)
New shares issued	553	530
Shares surrendered for payroll taxes	0	(379)
Shares repurchased	0	(4,801)
Payments on senior secured revolving credit facility	(13,000)	0
Payments on senior secured term loan	(3,750)	0
Payments for debt issuance costs	0	(679)
Proceeds from long-term borrowings	0	100,000
Proceeds from revolver borrowings	0	31,000
Net cash (used in) provided by financing activities	(24,880)	117,414
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(11,633)	2,176
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	20,014	18,639
CASH AND CASH EQUIVALENTS, END OF PERIOD	8,381	20,815
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for income taxes	9,976	9,070
Cash paid for interest	1,746	0
Noncash investing activities - capital expenditures in accounts payable	$ 1,076	$ 840