Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Nov. 29, 2014	May 31, 2014
Current assets:
Cash and cash equivalents	$ 9,884	$ 14,521
Investment securities available-for-sale	191,534	194,738
Trade receivables (less allowance for doubtful accounts of $890 at November 29, 2014 and $430 at May 31, 2014) and other receivables	118,850	87,516
Inventories	146,529	146,117
Prepaid expenses and other current assets	4,029	2,501
Total current assets	470,826	445,393
Property, plant and equipment, net	339,249	314,935
Goodwill	29,196	29,196
Other investments	15,286	6,786
Other intangible assets	8,989	10,423
Other long-lived assets	4,990	4,717
Notes receivable - noncurrent	52	211
TOTAL ASSETS	868,588	811,661
Current liabilities:
Accounts payable and accrued expenses	87,884	69,937
Accrued dividends payable	12,201	10,497
Current maturities of long-term debt	10,047	10,216
Deferred income taxes	30,617	30,451
Total current liabilities	140,749	121,101
Long-term debt, less current maturities	45,845	50,877
Other noncurrent liabilities	4,391	4,436
Deferred income taxes	38,947	40,502
Total liabilities	229,932	216,916
Commitments and Contingencies - see Note 4
Stockholders' equity:
Paid-in capital	41,579	40,476
Retained earnings	615,335	572,874
Accumulated other comprehensive income, net of tax	516	561
Common stock in treasury at cost – 26,679 shares at November 29, 2014 and 26,699 at May 31, 2014, respectively	(20,570)	(20,453)
Total Cal-Maine Foods, Inc. stockholders' equity	637,611	593,833
Noncontrolling interest in consolidated entities	1,045	912
Total stockholders' equity	638,656	594,745
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	868,588	811,661
Common Stock [Member]
Stockholders' equity:
Common stock	703	351
Total stockholders' equity	703	351
Class A Common Stock [Member]
Stockholders' equity:
Common stock	48	24
Total stockholders' equity	$ 48	$ 24