Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Aug. 30, 2014	Aug. 24, 2013
Consolidated Statements Of Operations [Abstract]
Revenue	$ 143,447	$ 131,704
Direct cost of services, primarily payroll and related taxes for professional services employees	87,222	81,994
Gross margin	56,225	49,710
Selling, general and administrative expenses	44,279	41,612
Amortization of intangible assets	424	417
Depreciation expense	854	961
Income from operations	10,668	6,720
Interest income	(38)	(39)
Income before provision for income taxes	10,706	6,759
Provision for income taxes	5,311	3,106
Net income	$ 5,395	$ 3,653
Net income per common share:
Basic	$ 0.14	$ 0.09
Diluted	$ 0.14	$ 0.09
Weighted average common shares outstanding:
Basic	38,180	39,826
Diluted	38,335	39,844
Cash dividends declared per common share	$ 0.08	$ 0.07