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Inventories - Summary of Inventories (Detail) - USD ($) $ in Thousands	Oct. 31, 2023	Apr. 30, 2023
Inventory Disclosure [Abstract]
Finished goods	$ 95,646	$ 93,705
Finished parts	47,980	65,460
Work in process	7,026	6,821
Raw material	12,639	11,132
Total inventories	$ 163,291	$ 177,118

X

- Definition

The amount of FIFO (first in first out) inventory present at the reporting date when inventory is also valued using different valuation methods.

+ References

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-Topic 210
-SubTopic 10
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No definition available.

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X

- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

+ References

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-Topic 210
-SubTopic 10
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-Paragraph 1
-Subparagraph (SX 210.5-02(6)(a)(1))
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X

- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of items purchased for use as components of a finished product or pieces of machinery and equipment plus any items in their natural and unrefined state. This element may be used when the reporting entity combines raw materials and purchased parts into an aggregate amount.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Name Accounting Standards Codification
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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

+ References

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-Topic 210
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- Definition

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

+ References

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