Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Aug. 27, 2022	Aug. 28, 2021
Condensed Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ 125,134	$ (18,026)
Other comprehensive income (loss), before tax:
Unrealized holding loss available-for-sale securities, net of reclassification adjustments	(997)	(224)
Income tax benefit related to items of other comprehensive income	243	54
Other comprehensive loss, net of tax	(754)	(170)
Comprehensive income (loss)	124,380	(18,196)
Less: Comprehensive loss attributable to the noncontrolling interest	(153)	0
Comprehensive income (loss) attributable to Cal-Maine Foods, Inc.	$ 124,533	$ (18,196)