Inventories (Details) $ in Thousands, pullet_and_breeder in Millions, layer in Millions	Aug. 31, 2019 USD ($) layer pullet_and_breeder	Jun. 01, 2019 USD ($)
Inventory Disclosure [Abstract]
Flocks	$ 109,323	$ 105,536
Eggs and egg products	16,873	14,318
Feed and supplies	56,200	52,383
Total inventories	$ 182,396	$ 172,237
Pullets and breeders \| pullet_and_breeder	9.6
Layer \| layer	36.5

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 35
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=116846819&loc=d3e3927-108312

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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