Selected Quarterly Financial Data (Unaudited) - Schedule of Quarterly Financial Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended									12 Months Ended
	Jun. 01, 2019		Mar. 02, 2019	Dec. 01, 2018	Sep. 01, 2018	Jun. 02, 2018	Mar. 03, 2018	Dec. 02, 2017	Sep. 02, 2017	Jun. 01, 2019	Jun. 02, 2018	May 27, 2017
Net sales	$ 42,163		$ 39,018	$ 41,314	$ 44,157	$ 45,490	$ 41,645	$ 39,082	$ 36,995	$ 166,652	$ 163,212	$ 136,872
Gross profit	12,512		12,299	12,971	13,953	15,493	14,067	13,374	12,148	51,735	55,082	43,883
(Loss) income from continuing operations	(6,377)	[1]	(1,078)	(304)	431	1,739	527	172	(112)	(7,328)	2,326	(6,928)
Income from discontinued operations								1,496			1,496
Net (loss) income	$ (6,377)	[1]	$ (1,078)	$ (304)	$ 431	$ 1,739	$ 527	$ 1,668	$ (112)	$ (7,328)	$ 3,822	$ (6,928)
Common Stock
(Loss) income from continuing operations
(Loss) income from continuing operations, Basic						$ 0.14	$ 0.04	$ 0.01	$ (0.01)	$ (0.57)	$ 0.18	$ (0.55)
(Loss) income from continuing operations, Diluted						0.14	0.04	0.01	(0.01)	(0.57)	0.18	(0.55)
Income from discontinued operations
Income from discontinued operations, Basic								0.12			0.12
Income from discontinued operations, Diluted								0.12			0.12
Net income (loss)
Earnings Per Share, Basic	$ (0.50)		$ (0.08)	$ (0.02)	$ 0.03	0.14	0.04	0.13	(0.01)	(0.57)	0.30	(0.55)
Earnings Per Share, Diluted	(0.50)		(0.08)	(0.02)	0.03	0.14	0.04	0.13	(0.01)	(0.57)	0.30	(0.55)
Common Class B
(Loss) income from continuing operations
(Loss) income from continuing operations, Basic						0.12	0.04	0.01	(0.01)	(0.51)	0.16	(0.49)
(Loss) income from continuing operations, Diluted						0.12	0.04	0.01	(0.01)	(0.51)	0.16	(0.49)
Income from discontinued operations
Income from discontinued operations, Basic								0.11			0.11
Income from discontinued operations, Diluted								0.11			0.11
Net income (loss)
Earnings Per Share, Basic	(0.44)		(0.08)	(0.02)	0.03	0.12	0.04	0.12	(0.01)	(0.51)	0.27	(0.49)
Earnings Per Share, Diluted	$ (0.44)		$ (0.08)	$ (0.02)	$ 0.03	$ 0.12	$ 0.04	$ 0.12	$ (0.01)	$ (0.51)	$ 0.27	$ (0.49)

[1] Includes a $6.3 million non-cash impairment of goodwill. Refer to Note 7 “Goodwill and Intangible Assets” of the notes to our consolidated financial statements.