CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities
Net (loss) income	$ (2,587,000)	$ 557,000
Adjustment to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization	278,000	328,000
Amortization of right of use assets	320,000	295,000
Gain on forgiveness of PPP loan		(824,000)
Amortization of deferred financing fees and debt discount		52,000
Loss on foreign currency remeasurement	(1,000)	(241,000)
Issuance of common stock for compensation	26,000
Amortization of stock options	38,000	76,000
Allowance for credit losses	(36,000)
Changes in operating assets and liabilities:
Accounts receivable	425,000	(1,019,000)
Inventories	(284,000)	(3,517,000)
Prepaids and other assets	660,000	247,000
Accounts payable	1,867,000	766,000
Accrued liabilities	606,000	600,000
Operating lease liabilities	(335,000)	(291,000)
Customer deposits	(99,000)	1,133,000
Deferred pension liability and other	(441,000)	(158,000)
Net cash provided by (used in) operating activities	437,000	(1,996,000)
Cash flows from investing activities
Purchases of property, plant and equipment	(277,000)	(18,000)
Net cash used in investing activities	(277,000)	(18,000)
Cash flows from financing activities
Proceeds from long-term debt	200,000	1,510,000
Payments of long-term debt	(200,000)
Net cash provided by financing activities		1,510,000
Effect of exchange rate changes	(2,000)
Net increase (decrease) in cash, cash equivalents and restricted cash	158,000	(504,000)
Cash, cash equivalents and restricted cash at beginning of year	48,000	524,000
Cash, cash equivalents and restricted cash at end of period	206,000	20,000
Supplemental disclosure of cash flow information:
Interest paid	23,000
Income taxes paid	10,000	10,000
Current assets
Cash and cash equivalents	6,000	20,000
Long-term assets
Restricted cash	200,000
Cash, cash equivalents and restricted cash at end of period	$ 206,000	$ 20,000