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Note 11 - Treasury Stock (Details Textual) - USD ($) $ in Millions	Jul. 26, 2022	Dec. 07, 2022	Sep. 22, 2022	Oct. 04, 2021	Sep. 23, 2021
Stock Repurchase Program, Authorized Amount		$ 1		$ 3	$ 3
Stock Repurchase Program, Authorized Repurchase Amount Used			$ 2
Treasury Stock, Shares, Retired (in shares)	239,168

X

- Definition

Amount used of the stock repurchase plan authorized.

+ References

No definition available.

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X

- Definition

Amount of stock repurchase plan authorized.

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X

- Definition

Number of shares of common and preferred stock retired from treasury during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 2: 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(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644

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