v3.25.4

Note 10 - Stockholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2025	Dec. 31, 2024	Jan. 12, 2016	Jul. 28, 2015
Preferred Stock, Shares Authorized (in shares)	5,000,000				5,000,000				5,000,000	5,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001				$ 0.001				$ 0.001	$ 0.001
Common Stock, Shares Authorized (in shares)	50,000,000				50,000,000				50,000,000	50,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001				$ 0.001				$ 0.001	$ 0.001
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.2	$ 0.2	$ 0.2	$ 0.2	$ 0.2	$ 0.2	$ 0.2	$ 0.2	$ 0.8	$ 0.8
Dividends, Common Stock									$ 9.2	$ 9.2
Stock Repurchase Program, Authorized Amount											$ 70.0	$ 15.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 21.9

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
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Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

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Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

+ References

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

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No definition available.

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