Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 02, 2019	Mar. 03, 2018	Mar. 02, 2019	Mar. 03, 2018
Income Statement [Abstract]
Net sales	$ 383,992	$ 435,820	$ 1,080,616	$ 1,059,837
Cost of sales	301,551	315,722	870,511	840,007
Gross profit	82,441	120,098	210,105	219,830
Selling, general, and administrative expense	45,009	44,175	132,500	128,045
Legal settlement expense	0	0	2,250	80,750
Gain on disposal of fixed assets	(758)	(279)	(847)	(325)
Operating income	38,190	76,202	76,202	11,360
Other income (expense):
Interest income, net	1,986	992	5,459	2,043
Royalty income	565	169	1,784	760
Patronage dividends	10,482	8,286	10,482	8,286
Equity in income of affiliates	2,111	2,379	4,449	2,302
Other, net	147	29	372	(1,304)
Total other income	15,291	11,855	22,546	12,087
Income before income taxes and noncontrolling interest	53,481	88,057	98,748	23,447
Income tax (benefit) expense	13,616	(8,301)	24,134	(30,653)
Net income before noncontrolling interest	39,865	96,358	74,614	54,100
Less: Net income (loss) attributable to noncontrolling interest	88	64	625	(65)
Net income attributable to Cal-Maine Foods, Inc.	$ 39,777	$ 96,294	$ 73,989	$ 54,165
Net income per common share attributable to Cal-Maine Foods, Inc.:
Basic (in dollars per share)	$ 0.82	$ 1.99	$ 1.53	$ 1.12
Diluted (in dollars per share)	$ 0.82	$ 1.99	$ 1.52	$ 1.12
Weighted average shares outstanding:
Basic (in shares)	48,417	48,361	48,416	48,340
Diluted (in shares)	48,533	48,476	48,545	48,460