Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net loss	$ (8,659)	$ (10,087)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	675	546
Loss on disposal of property and equipment	4	21
Amortization of intangible assets	3,026	3,004
Stock-based compensation	4,978	4,049
Change in fair value of contingent consideration	0	2,040
Deferred tax liability	30	(2,279)
Changes in operating assets and liabilities:
Trade accounts receivable	2,015	(4,848)
Inventories	4,723	(6,261)
Prepaid expenses and other assets	(1,012)	371
Other assets	137	50
Accounts payable	1,037	1,817
Accrued compensation	(35)	(781)
Accrued liabilities and other	(370)	1,214
Payments of contingent consideration fair value changes	(2,040)	0
Lease liabilities	(63)	(26)
Net cash provided by (used in) operating activities	4,446	(11,170)
Cash flows from investing activities:
Cash paid for acquisition, net of cash acquired	0	(14,185)
Purchases of property and equipment	(763)	(736)
Proceeds from sale of equipment	13	0
Net cash used in investing activities	(750)	(14,921)
Cash flows from financing activities:
Cash paid for business acquisition contingent consideration	(6,532)	0
Repurchase of common stock	0	(97)
Issuance of common stock, net	228	2,526
Net cash (used in) provided by financing activities	(6,304)	2,429
Net decrease in cash, cash equivalents and restricted cash	(2,608)	(23,662)
Cash, cash equivalents, and restricted cash; beginning of period	14,686	38,348
Cash, cash equivalents, and restricted cash; end of period	12,078	14,686
Supplemental disclosure of cash flow information
Taxes paid	197	153
Supplemental disclosure of non-cash investing and financing activities:
Right-of-use assets recorded upon adoption of ASC 842	0	3,199
Leased liabilities recorded upon adoption of ASC 842	0	3,519
Cash and cash equivalents and restricted cash	11,903	14,511
Restricted cash included in other assets	175	175
Total cash, cash equivalents, and restricted cash	$ 12,078	$ 14,686