Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
OPERATING ACTIVITIES:
Net income	$ (5,951)	$ 6,409
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation	3,981	3,125
Amortization of intangible assets	1,518	1,032
Intangible asset impairment	12,181	0
Amortization of financing fees	265	91
Debt modification expense	0	162
Stock-based compensation	935	698
Deferred income tax expense	(2,541)	1,232
Deferred income tax expense
Accounts receivable	(4,354)	7,599
Inventories	(2,345)	(109)
Prepaid expenses and other assets	1,687	(3,754)
Income taxes receivable and payable	(170)	(64)
Accounts payable and other liabilities	5,784	215
Net cash provided by operating activities	10,990	16,636
INVESTING ACTIVITIES:
Purchase of Electrochem	0	(48,022)
Purchases of property, plant and equipment	(3,872)	(1,932)
Net cash used in investing activities	(3,872)	(49,954)
FINANCING ACTIVITIES:
Borrowings on credit facility	0	55,000
Payment of debt issuance costs	24	1,392
Proceeds from exercise of stock options	98	1,999
Net cash used in financing activities	(4,676)	29,860
Effect of exchange rate changes on cash
Effect of exchange rate changes on cash	49	34
INCREASE (DECREASE) IN CASH	2,491	(3,424)
Cash - Beginning of year	6,854	10,278
Cash - End of year	9,345	6,854
Supplemental cash flow information:
Construction in process in accounts payable	424	248
Income taxes paid	147	722
Interest paid	3,689	1,855
Revolving Credit Facility [Member]
FINANCING ACTIVITIES:
Payments on credit facilities	$ (4,750)	$ (25,747)