Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	May 30, 2020	May 25, 2019	May 26, 2018
Consolidated Statements Of Operations [Abstract]
Revenue	$ 703,353	$ 728,999	$ 654,129
Direct cost of services, primarily payroll and related taxes for professional services employees	427,870	446,560	408,074
Gross margin	275,483	282,439	246,055
Selling, general and administrative expenses	228,067	223,802	209,042
Amortization of intangible assets	5,745	3,799	2,298
Depreciation expense	5,019	4,679	4,091
Income from operations	36,652	50,159	30,624
Interest expense, net	2,061	2,190	1,735
Other income	(637)
Income before provision for income taxes	35,228	47,969	28,889
Provision for income taxes	6,943	16,499	10,063
Net income	$ 28,285	$ 31,470	$ 18,826
Net income per common share:
Basic (per share)	$ 0.88	$ 1.00	$ 0.61
Diluted (per share)	$ 0.88	$ 0.98	$ 0.60
Weighted average common shares outstanding:
Basic (shares)	31,989	31,596	30,741
Diluted (shares)	32,227	32,207	31,210
Cash dividends declared per common share	$ 0.56	$ 0.52	$ 0.48