Accrued Dividends Payable And Dividends Per Common Share (Schedule Of Dividends Per Common Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended					9 Months Ended
	Mar. 01, 2014		Jun. 01, 2013	Mar. 02, 2013		Mar. 01, 2014		Mar. 02, 2013
Dividends Payable [Line Items]
Net income attributable to Cal-Maine Foods,Inc.	$ 42,853		$ (3,833)	$ 30,551		$ 77,715		$ 54,256
Net income available for dividend calculation	42,853			30,551		73,882		54,256
1/3 of net income attributable to Cal-Maine Foods, Inc. available for dividend	14,284			10,184		24,627		18,085
Accrued dividends payable	$ 14,284			$ 10,184		$ 14,284		$ 10,184
Common stock outstanding (shares)	24,182			24,098		24,182		24,098
Dividends per common share	$ 0.591	[1]		$ 0.423	[1]	$ 1.020	[1]	$ 0.753	[1]
Percentage of net income attributable to Cal-Maine Foods, Inc.						33.33%
Common Stock [Member]
Dividends Payable [Line Items]
Common stock outstanding (shares)	21,782		21,698	21,698		21,782		21,698
Class A Common Stock [Member]
Dividends Payable [Line Items]
Common stock outstanding (shares)	2,400		2,400	2,400		2,400		2,400

[1] Dividends per common share = 1/3 of Net income (loss) attributable to Cal-Maine Foods, Inc. available for dividend ÷ Total common stock outstanding (shares)