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Note 2 - Acquisition (Details Textual) - USD ($) $ in Thousands		2 Months Ended	12 Months Ended
	Oct. 31, 2024	Dec. 31, 2024	Dec. 31, 2024	Dec. 31, 2023
Payments to Acquire Businesses, Gross			$ 48,022	$ (0)
Cost of Revenue			122,142	119,444
Amortization of Intangible Assets			1,032	$ 889
Electrochem Solutions, Inc. [Member]
Business Combination, Consideration Transferred	$ 50,000
Payments to Acquire Businesses, Gross	48,022
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred	1,978
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation	$ 230
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual		$ 6,062
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual		932
Cost of Revenue		120
Amortization of Intangible Assets		$ 119
Business Combination, Acquisition Related Costs			$ 1,294

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. 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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X

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to items of consideration transferred in connection with a business combination for which the initial accounting was incomplete.

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Amount of lease obligation assumed in business combination.

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The aggregate cost of goods produced and sold and services rendered during the reporting period.

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