Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
Jun. 01, 2019	Jun. 02, 2018	Jun. 03, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss), including noncontrolling interests	$ 55,062	$ 126,196	$ (74,427)
Other comprehensive income (loss), before tax:
Unrealized holding gain (loss) on available-for-sale securities, net of reclassification adjustments	1,719	(1,151)	177
(Increase) decrease in accumulated postretirement benefits obligation, net of reclassification adjustments	(349)	249	(334)
Other comprehensive income (loss), before tax	1,370	(902)	(157)
Income tax (benefit) expense related to items of other comprehensive income	322	(370)	(77)
Other comprehensive income (loss), net of tax	1,048	(532)	(80)
Comprehensive income (loss)	56,110	125,664	(74,507)
Less: comprehensive income (loss) attributable to the noncontrolling interest	833	264	(149)
Comprehensive income (loss) attributable to Cal-Maine Foods, Inc.	$ 55,277	$ 125,400	$ (74,358)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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