Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Aug. 27, 2022	Aug. 28, 2021
Condensed Consolidated Statements of Operations [Abstract]
Net sales	$ 658,344	$ 324,986
Cost of sales	440,854	318,341
Gross profit	217,490	6,645
Selling, general and administrative	53,607	46,525
(Gain) loss on disposal of fixed assets	33	(213)
Operating income (loss)	163,850	(39,667)
Other income (expense):
Interest income, net	903	232
Royalty income	428	273
Equity income of unconsolidated entities	144	135
Other, net	155	5,163
Total other income, net	1,630	5,803
Income (loss) before income taxes	165,480	(33,864)
Income tax expense (benefit)	40,346	(15,838)
Net income (loss)	125,134	(18,026)
Less: Loss attributable to noncontrolling interest	(153)	0
Net income (loss) attributable to Cal-Maine Foods, Inc.	$ 125,287	$ (18,026)
Net income (loss) per common share:
Basic (in dollars per share)	$ 2.58	$ (0.37)
Diluted (in dollars per share)	$ 2.57	$ (0.37)
Weighted average shares outstanding:
Basic (in shares)	48,623	48,858
Diluted (in shares)	48,811	48,858