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Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 23, 2019	Feb. 24, 2018	Feb. 23, 2019	Feb. 24, 2018
Consolidated Statements Of Operations [Abstract]
Revenue	$ 179,498	$ 172,414	$ 546,855	$ 470,338
Direct cost of services, primarily payroll and related taxes for professional services employees	111,587	109,904	337,372	294,711
Gross margin	67,911	62,510	209,483	175,627
Selling, general and administrative expenses	55,587	55,268	166,912	150,181
Amortization of intangible assets	948	1,004	2,855	1,326
Depreciation expense	1,163	1,089	3,429	2,976
Income from operations	10,213	5,149	36,287	21,144
Interest expense	655	542	1,902	1,276
Interest income	(60)	(34)	(173)	(94)
Income before provision for income taxes	9,618	4,641	34,558	19,962
Provision for income taxes	3,822	46	12,457	5,117
Net income	$ 5,796	$ 4,595	$ 22,101	$ 14,845
Net income per common share:
Basic (per share)	$ 0.18	$ 0.15	$ 0.70	$ 0.49
Diluted (per share)	$ 0.18	$ 0.14	$ 0.68	$ 0.48
Weighted average common shares outstanding:
Basic (shares)	31,890	31,440	31,784	30,473
Diluted (shares)	32,370	32,066	32,428	30,901
Cash dividends declared per common share	$ 0.13	$ 0.12	$ 0.39	$ 0.36

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