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Share Repurchase Program (Details Textual) - USD ($)	12 Months Ended
	Apr. 30, 2022	May 01, 2021	May 02, 2020	Jun. 17, 2016
Equity [Abstract]
Stock repurchase program, authorized amount				$ 40,000,000
Stock repurchased during period (in shares)	641,000	0	1,039,000
Payments for repurchase of common stock	$ 3,184,000	$ 0	$ 5,636,000
Stock repurchase program, remaining authorized repurchase amount	$ 29,355,000

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- Definition

The cash outflow to reacquire common stock during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585

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- Definition

Amount of stock repurchase plan authorized.

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- Definition

Amount remaining of a stock repurchase plan authorized.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
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-Name Accounting Standards Codification
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