Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net loss	$ (22,817)	$ (23,603)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation expense	239	161
Noncash interest expense	296	359
Noncash loss on extinguishment of debt		1,228
Amortization of intangible assets	190	614
Net changes in operating lease ROU assets and liabilities	(22)	(17)
Inventory excess and obsolescence charge	704	1,193
Stockbased compensation expense	2,422	1,923
Change in operating assets and liabilities:
Accounts receivable, net	(1,219)	(1,115)
Inventory	(2,936)	(3,987)
Prepaid expenses and other current assets	107	920
Accounts payable	651	(411)
Accrued expenses and other current and long-term liabilities	(104)	216
Foreign currency remeasurement (gain) loss	(349)	403
Net cash used in operating activities	(22,838)	(22,116)
Cash flows from investing activities:
Purchase of property and equipment	(272)	(536)
Net cash used in investing activities	(272)	(536)
Cash flows from financing activities:
Proceeds from sale of common stock, net of underwriting discounts, commissions and offering costs	46,354
Proceeds from issuance of longterm debt		40,000
Repayment of longterm debt		(30,000)
Payment of debt financing costs		(3,357)
Proceeds from exercise of stock options	100	12
Payment of withholding taxes related to stock-based compensation to employees	(280)	(153)
Net cash provided by financing activities	46,174	6,502
Effect of exchange rate on cash and cash equivalents	183	(56)
Net increase (decrease) in cash and cash equivalents	23,247	(16,206)
Cash and cash equivalents, beginning of period	42,019	43,931
Cash and cash equivalents, end of period	65,266	27,725
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	2,248	1,486
Supplemental disclosures of noncash investing and financing activities:
Property and equipment in accounts payable and accrued expenses and other current liabilities	49	146
Offering costs in accounts payable and accrued expenses and other current liabilities	$ 13	103
Intangible asset in accrued expenses and other liabilities		1,000
Operating lease ROU asset exchanged for operating lease liabilities		1,376
Tenant improvement and deferred rent reclassified to operating lease liabilities		380
Operating lease liabilities assumed for operating lease ROU assets		$ 1,756