Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Aug. 27, 2015	Aug. 28, 2014
OPERATING ACTIVITIES:
Net earnings	$ 14,453	$ 12,276
Adjustments to reconcile net earnings to net cash provided by operating activities:
Losses on investments in joint ventures	19	41
Distribution from joint venture	0	30
Loss (gain) on disposition of property, equipment and other assets	(195)	6
Amortization of favorable lease right	83	83
Depreciation and amortization	10,426	9,078
Stock compensation expense	364	319
Deferred income taxes	617	90
Deferred compensation and other	965	709
Changes in operating assets and liabilities:
Accounts and notes receivable	(3,490)	(2,748)
Other current assets	44	(392)
Accounts payable	(5,583)	(3,317)
Income taxes	8,540	7,219
Taxes other than income taxes	(562)	163
Accrued compensation	(5,898)	(4,728)
Other accrued liabilities	(2,340)	(2,224)
Total adjustments	2,990	4,329
Net cash provided by operating activities	17,443	16,605
INVESTING ACTIVITIES:
Capital expenditures	(14,654)	(13,074)
Proceeds from disposals of property, equipment and other assets	1,183	25
Increase in restricted cash	(254)	(776)
Increase in other assets	(223)	(459)
Capital contribution in joint venture	0	(338)
Purchase of interest in joint venture	(1,600)	0
Net cash used in investing activities	(15,548)	(14,622)
FINANCING ACTIVITIES:
Proceeds from borrowings on revolving credit facility	69,500	32,500
Repayment of borrowings on revolving credit facility	(68,000)	(32,500)
Principal payments on debt	(1,515)	(1,112)
Equity transactions:
Treasury stock transactions, except for stock options	45	25
Exercise of stock options	266	1,003
Dividends paid	(2,814)	(2,525)
Distributions to noncontrolling interest	(379)	(719)
Net cash used in financing activities	(2,897)	(3,328)
Net decrease in cash and cash equivalents	(1,002)	(1,345)
Cash and cash equivalents at beginning of period	6,723	6,780
Cash and cash equivalents at end of period	5,721	5,435
Supplemental Information:
Interest paid, net of amounts capitalized	2,126	2,012
Income taxes paid, net	26	576
Change in accounts payable for additions to property and equipment	$ (6,721)	$ (4,578)