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Note 7 - Goodwill & Identified Intangible Assets (Details Textual) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Amortization of Intangible Assets	$ 0.7	$ 0.7	$ 2.1	$ 2.1
Patents [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	2 years 7 months 6 days		2 years 7 months 6 days
Customer Relationships [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	10 years 6 months		10 years 6 months

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

+ References

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

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Details

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