Note 2 - Acquisition (Details Textual) - USD ($) $ in Thousands		12 Months Ended
	Oct. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Payments to Acquire Businesses, Gross		$ (0)	$ 48,022
Cost of Revenue		145,138	122,142
Amortization of Intangible Assets		1,518	1,032
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 Liability Assumed, Lease Obligation	$ 230
Business Combination, Acquiree's Revenue since Acquisition Date, Actual		32,599	6,062
Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual		997	932
Cost of Revenue		120	120
Amortization of Intangible Assets		625	119
Business Combination, Acquisition-Related Cost, Expense		$ 973	$ 1,294