CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net loss	$ (3,410)	$ (3,712)
Adjustments to reconcile net loss to net cash used in operating activities:
Gain on the forgiveness of long-term debt	(2,173)	0
Share-based compensation expense	952	644
Depreciation and amortization	721	758
Deferred income taxes	(1,573)	(2,008)
Gain on the sale of fixed assets	(8)	0
Foreign currency transaction losses	175	59
Changes in operating assets and liabilities:
Accounts receivable	(3,124)	1,429
Inventories	4,922	(446)
Prepaid income taxes	(110)	87
Other current and long-term assets	(213)	150
Accounts payable	(241)	(685)
Accrued liabilities and other liabilities	143	(508)
Net cash used in operating activities	(3,939)	(4,232)
Cash flows from investing activities:
Capital expenditures	(804)	(634)
Proceeds from the sale of fixed assets	8	0
Collection of note receivable	1,598
Issuance of note receivable		(600)
Net cash provided by (used in) investing activities	802	(1,234)
Cash flows from financing activities:
Revolving credit line borrowings	0	2,756
Revolving credit line payments	0	(2,756)
Long-term debt borrowings	0	2,173
Proceeds from Issuance of Common Stock	12,214	0
Payment of common stock issuance costs	(867)	(71)
Proceeds from stock option exercises	284	353
Withholding taxes paid on stock issuances	(100)	(41)
Payment of bank financing costs	(31)	(213)
Net cash provided by financing activities	11,500	2,201
Effect of exchange rate changes on cash and cash equivalents	(64)	9
Decrease in cash and cash equivalents	8,299	(3,256)
Cash and cash equivalents, beginning of period	10,359	4,203
Cash and cash equivalents, end of period	18,658	947
Supplemental schedule of non-cash investing activities:
Capital expenditures included in accounts payable	$ 115	$ 15