Goodwill and Other Intangible Assets (Schedule of Goodwill and Other Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 02, 2018	Jun. 03, 2017	May 28, 2016
Goodwill [Roll Forward]
Goodwill, Balance	$ 35,525	$ 29,196
Goodwill, Additions		6,329
Goodwill, Balance	35,525	35,525	$ 29,196
Finite-lived Intangible Assets [Roll Forward]
Other intangibles, Amortization	(2,842)	(2,209)	(2,600)
Other Intangibles, Finite-Lived, Balance	25,587
Intangible Assets (Excluding Goodwill) [Roll Forward]
Other intangibles, Balance	29,149	4,958
Other intangibles, Additions		26,400
Other intangibles, Balance	26,307	29,149	4,958
Water Rights
Indefinite-lived Intangible Assets [Roll Forward]
Other Intangibles, Indefinite-Lived, Balance	720	720
Other Intangibles, Indefinite-Lived, Additions		0
Other Intangibles, Indefinite-Lived, Balance	720	720	720
Franchise rights
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	23,214	397
Other Intangibles, Finite-Lived, Additions		24,000
Other intangibles, Amortization	(1,631)	(1,183)
Other Intangibles, Finite-Lived, Balance	21,583	23,214	397
Customer relationships
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	4,660	3,685
Other Intangibles, Finite-Lived, Additions		1,900
Other intangibles, Amortization	(1,078)	(925)
Other Intangibles, Finite-Lived, Balance	3,582	4,660	3,685
Non-compete agreements
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	104	28
Other Intangibles, Finite-Lived, Additions		100
Other intangibles, Amortization	(18)	(24)
Other Intangibles, Finite-Lived, Balance	86	104	28
Right of use intangible
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	66	128
Other Intangibles, Finite-Lived, Additions		0
Other intangibles, Amortization	(66)	(62)
Other Intangibles, Finite-Lived, Balance	0	66	128
Trademark
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	385	0
Other Intangibles, Finite-Lived, Additions		400
Other intangibles, Amortization	(49)	(15)
Other Intangibles, Finite-Lived, Balance	$ 336	$ 385	$ 0