Accounting policies.

No definition available.

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- Definition

The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized.

+ References

Reference 1: 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(c))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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- Definition

The percentage of LIFO (last in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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Accounting Policies (Textual) (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 30, 2022	Apr. 30, 2021
Accounting Policies (Textual) [Abstract]
Inventories valued using LIFO method (percent)	52.00%
FIFO method value of inventory in excess of reported	$ 385	$ 353
Minimum [Member] \| Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	20 years
Minimum [Member] \| Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	3 years
Minimum [Member] \| Software [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	3 years
Maximum [Member] \| Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	40 years
Maximum [Member] \| Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	10 years
Maximum [Member] \| Software [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life (years)	7 years