Commitment and Contingencies (Details) - USD ($) $ in Thousands	Apr. 30, 2020	Apr. 23, 2020	Apr. 20, 2020	Aug. 29, 2020
Loss Contingencies [Line Items]
Standby letters of credit				$ 4,300
State of Texas v. Cal-Maine Foods, Inc. d/b/a Wharton; and Wharton County Foods, LLC | Pending Litigation [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought		$ 100
Bell et al. v. Cal-Maine Foods et al. | Pending Litigation [Member] | Minimum
Loss Contingencies [Line Items]
Loss contingency, damages sought	$ 10
Bell et al. v. Cal-Maine Foods et al. | Pending Litigation [Member] | Maximum
Loss Contingencies [Line Items]
Loss contingency, damages sought	$ 250
Fraser et al. v. Cal-Maine Foods, Inc. et al. | Pending Litigation [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought			$ 5,000