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Stock Plans (Detail Textuals) - USD ($) $ / shares in Units, $ in Millions	Sep. 05, 2024	Aug. 31, 2019	May 31, 2019
Common Stock | New Stock Repurchase Program
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, authorized amount		$ 1.0	$ 8.0
Dissenting Shares
Equity Class Of Treasury Stock [Line Items]
Repurchase of dissenting shares, value	$ 5.6
Dissenting Stock, Redemption Price Per Share	$ 8.63
Repurchase of dissenting shares, shares	652,249

X

- Definition

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481520/505-30-50-4

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X

- Definition

Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 30
-Name Accounting Standards Codification
-Section 25
-Paragraph 5
-Publisher FASB
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+ References

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- Definition

Number of stock bought back by the entity at the exercise price or redemption price.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section 50
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-Topic 505
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- Definition

Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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