CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands	3 Months Ended		6 Months Ended
	Nov. 26, 2023	Nov. 27, 2022	Nov. 26, 2023	Nov. 27, 2022
Revenues	$ 30,150,000	$ 21,864,000	$ 54,672,000	$ 45,587,000
Cost of goods sold	20,193,000	16,185,000	41,987,000	33,929,000
Gross profit	9,957,000	5,679,000	12,685,000	11,658,000
Operating costs and expenses:
Research and development	2,098,000	2,177,000	4,244,000	4,388,000
Selling, general and administrative	9,185,000	8,291,000	18,391,000	16,395,000
Gain on sale of divested business	0	0	0	(2,108,000)
Restructuring costs	157,000	563,000	147,000	1,610,000
Total operating costs and expenses	11,440,000	11,031,000	22,782,000	20,285,000
Operating loss	(1,483,000)	(5,352,000)	(10,097,000)	(8,627,000)
Change in fair value of debt derivative liability, related party	20,700,000	0	20,900,000	0
Other income (expense), net	(967,000)	(237,000)	(1,138,000)	(434,000)
Net income (loss) from continuing operations before income taxes	14,177,000	(9,197,000)	1,655,000	(15,900,000)
Provision for income tax benefit (expense)	64,900	(4,000)	(23,300)	(8,000)
Net income (loss) from continuing operations	14,242,000	(9,201,000)	1,632,000	(15,908,000)
Discontinued operations:
Income (loss) from discontinued operations before taxes	0	(3,605,000)	1,850,000	(7,864,000)
Income tax (expense) benefit	(24,000)	0	(18,000)	0
Income (loss) from discontinued operations, net of tax	(24,000)	(3,605,000)	1,832,000	(7,864,000)
Net income (loss)	$ 14,218,000	$ (12,806,000)	$ 3,464,000	$ (23,772,000)
Basic net income (loss) per share:
Income (loss) from continuing operations (in dollars per share)	$ 0.47	$ (0.31)	$ 0.05	$ (0.54)
Income (loss) from discontinued operations (in dollars per share)	0	(0.12)	0.06	(0.26)
Total basic net income (loss) per share (in dollars per share)	0.47	(0.43)	0.11	(0.80)
Diluted net income (loss) per share:
Income (loss) from continuing operations (in dollars per share)	0.39	(0.31)	0.05	(0.54)
Income (loss) from discontinued operations (in dollars per share)	0	(0.12)	0.05	(0.26)
Total diluted net income (loss) per share (in dollars per share)	$ 0.39	$ (0.43)	$ 0.10	$ (0.80)
Shares used in per share computation:
Basic (in shares)	30,458	29,634	30,431	29,605
Diluted (in shares)	36,419	29,634	36,398	29,605
Other comprehensive income (loss), net of tax:
Net income (loss)	$ 14,218,000	$ (12,806,000)	$ 3,464,000	$ (23,772,000)
Net unrealized gain on interest rate swaps (net of tax effect of $16)	0	286,000	0	586,000
Total comprehensive income (loss)	14,218,000	(12,520,000)	3,464,000	(23,186,000)
Nonrelated Party
Revenues	20,522,000	21,864,000	37,475,000	45,587,000
Operating costs and expenses:
Interest expense, net	(832,000)	(3,608,000)	(1,625,000)	(6,839,000)
Related Party
Revenues	9,628,000	0	17,197,000	0
Operating costs and expenses:
Interest expense, net	$ (3,241,000)	$ 0	$ (6,385,000)	$ 0