Goodwill and Other Intangible Assets (Schedule of Goodwill and Other Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 03, 2017	May 28, 2016	May 30, 2015
Goodwill [Roll Forward]
Goodwill, Balance	$ 29,196	$ 29,196
Goodwill, Additions	6,329	0
Goodwill, Balance	35,525	29,196	$ 29,196
Finite-lived Intangible Assets [Roll Forward]
Other intangibles, Amortization	(2,209)	(2,602)	(2,900)
Other Intangibles, Finite-Lived, Balance	28,429
Intangible Assets (Excluding Goodwill) [Roll Forward]
Other intangibles, Balance	4,958	7,560
Other intangibles, Additions	26,400	0
Other intangibles, Balance	29,149	4,958	7,560
Water Rights
Indefinite-lived Intangible Assets [Roll Forward]
Other Intangibles, Indefinite-Lived, Balance	720	720
Other Intangibles, Indefinite-Lived, Additions	0	0
Other Intangibles, Indefinite-Lived, Balance	720	720	720
Franchise rights
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	397	870
Other Intangibles, Finite-Lived, Additions	24,000	0
Other intangibles, Amortization	(1,183)	(473)
Other Intangibles, Finite-Lived, Balance	23,214	397	870
Customer relationships
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	3,685	5,773
Other Intangibles, Finite-Lived, Additions	1,900	0
Other intangibles, Amortization	(925)	(2,088)
Other Intangibles, Finite-Lived, Balance	4,660	3,685	5,773
Non-compete agreements
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	28	48
Other Intangibles, Finite-Lived, Additions	100	0
Other intangibles, Amortization	(24)	(20)
Other Intangibles, Finite-Lived, Balance	104	28	48
Right of use intangible
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	128	149
Other Intangibles, Finite-Lived, Additions	0	0
Other intangibles, Amortization	(62)	(21)
Other Intangibles, Finite-Lived, Balance	66	128	149
Trademark
Finite-lived Intangible Assets [Roll Forward]
Other Intangibles, Finite-Lived, Balance	0	0
Other Intangibles, Finite-Lived, Additions	400	0
Other intangibles, Amortization	(15)	0
Other Intangibles, Finite-Lived, Balance	$ 385	$ 0	$ 0