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. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Note 8 - Intangible Assets (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 07, 2023
Amortization of Intangible Assets	$ 1,424	$ 1,358	$ 4,252	$ 4,242
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 0	$ 0	$ 0	$ 0
Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	7 years		7 years
Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	15 years		15 years
Systems Products International, Inc.(SPI) [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					$ 2,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets					200
Systems Products International, Inc.(SPI) [Member] \| Customer Relationships [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles					$ 1,200
Finite-Lived Intangible Asset, Useful Life (Year)					10 years
Systems Products International, Inc.(SPI) [Member] \| Developed Technology Rights [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles					$ 600