Equity (Tables)	3 Months Ended
Equity (Tables)	Aug. 29, 2026
Equity [Abstract]
Summary of Equity Activity	Thirteen Weeks Ended August 29, 2026 Cal -Maine Foods, Inc. Stockholders Treasury Paid In Accum. Other Retained Noncontrolling Amount Amount Capital Comp. Loss Earnings Interest Total Balance at May 30, 2026 $ 751 $ (217,767) $ 86,106 $ (1,466) $ 2,765,108 $ 7,800 $ 2,640,532 Other comprehensive loss, net of tax — — — (963) — — (963) Stock compensation plan transactions — (60) 1,669 — — — 1,609 Repurchase of shares — (5,027) — — — — (5,027) Net income (loss) — — — — (58,615) 2,411 (56,204) Balance at August 29, 2026 $ 751 $ (222,854) $ 87,775 $ (2,429) $ 2,706,493 $ 10,211 $ 2,579,947 Thirteen Weeks Ended August 30, 2025 Cal -Maine Foods, Inc. Stockholders Treasury Paid In Accum. Other Retained Noncontrolling Amount Amount Capital Comp. Income (Loss) Earnings Interest Total Balance at May 31, 2025 $ 751 $ (85,893) $ 80,845 $ (1,007) $ 2,565,928 $ 5,391 $ 2,566,015 Other comprehensive income, net of tax — — — 1,961 — — 1,961 Stock compensation plan transactions — 2 1,289 — — — 1,291 Dividends ($ 1.371 per share) (66,457) (66,457) Net income (loss) — — — — 199,340 (233) 199,107 Balance at August 30, 2025 $ 751 $ (85,891) $ 82,134 $ 954 $ 2,698,811 $ 5,158 $ 2,701,917