Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Feb. 25, 2018	Feb. 26, 2017
Cash flows from operating activities:
Consolidated net income	$ 18,811	$ 8,213
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	9,076	7,827
Stock-based compensation expense	3,212	2,842
Deferred taxes	(9,055)	3,437
Loss on early debt extinguishment		1,233
Change in investment in non-public company, fair value	(2,200)	(700)
Net loss on disposal of property and equipment	93	264
Changes in current assets and current liabilities:
Accounts receivable, net	(3,355)	488
Inventories	(3,459)	2,262
Prepaid expenses and other current assets	(3,876)	(137)
Deposit for workers’ compensation collateral		(100)
Accounts payable	9,373	(6,140)
Accrued compensation	(1,548)	676
Other accrued liabilities	(449)	3,419
Deferred revenue	1,475	(403)
Net cash provided by operating activities	18,098	23,181
Cash flows from investing activities:
Purchases of property and equipment	(18,533)	(9,488)
Issuance of note receivable	(2,099)
Proceeds from sales of fixed assets	88	74
Net cash used in investing activities	(20,544)	(9,414)
Cash flows from financing activities:
Proceeds from sale of common stock	1	233
Taxes paid by Company for employee stock plans	(394)	(385)
Proceeds from long-term debt		50,000
Payments on long-term debt	(3,805)	(55,966)
Proceeds from lines of credit	18,000	1,500
Payments on lines of credit	(9,000)	(5,000)
Payments for debt issuance costs		(902)
Payments for early debt extinguishment penalties		(233)
Payments to non-controlling interest	(115)	(166)
Other, net		(8)
Net cash provided by (used in) financing activities	4,687	(10,927)
Net increase in cash and cash equivalents	2,241	2,840
Cash and cash equivalents at beginning of period	5,409	9,894
Cash and cash equivalents at end of period	$ 7,650	$ 12,734