Intangible Assets And Goodwill (Summary Of Intangible Assets And Related Accumulated Amortization) (Details) - USD ($) $ in Thousands	12 Months Ended
	May 30, 2020	May 25, 2019
Finite-Lived Intangible Assets [Line Items]
Gross	$ 31,798	$ 20,581
Accumulated Amortization	(11,721)	(5,992)
Net	$ 20,077	14,589
Weighted average useful life	6 years 6 months
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	17 months
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	10 years
Customer Contracts And Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross	$ 23,779	14,495
Accumulated Amortization	(6,707)	(3,439)
Net	$ 17,072	11,056
Weighted average useful life	7 years 2 months 12 days
Customer Contracts And Relationships [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	3 years
Customer Contracts And Relationships [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	8 years
Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Gross	$ 4,960	4,407
Accumulated Amortization	(2,735)	(1,563)
Net	$ 2,225	2,844
Weighted average useful life	5 years 8 months 12 days
Tradenames [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	3 years
Tradenames [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	10 years
Backlog [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	17 months
Gross	$ 1,210
Accumulated Amortization	(694)
Net	$ 516
Weighted average useful life	1 year 4 months 24 days
Consultant List [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	3 years
Gross	$ 776	783
Accumulated Amortization	(718)	(462)
Net	$ 58	321
Non-compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	3 years
Gross	$ 888	896
Accumulated Amortization	(821)	(528)
Net	$ 67	$ 368
Computer Software [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful lives	2 years
Gross	$ 185
Accumulated Amortization	(46)
Net	$ 139