Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating Activities:
Net loss	$ (75,561)	$ (62,462)
Adjustments to reconcile net loss to net cash and cash equivalents used in operating activities:
Depreciation	3,368	2,857
Amortization of intangible assets	7,708	11,254
Amortization of discounts and premiums on investments, net	565	409
Stock-based compensation	8,416	9,429
Gain on extinguishment of debt	0	(2,847)
Deferred tax expense	318	225
Change in inventory reserves	620	(492)
Bad debt expense	9	144
Property and equipment impairment	1,431	0
Loss on disposal of property and equipment	122	0
Change in fair value of warrant liabilities	(0)	1,981
Change in fair value of contingent consideration	(1,115)	(1,565)
Changes in operating assets and liabilities:
Accounts receivable	(1,528)	174
Inventories	(2,302)	(611)
Operating lease right-of-use assets	232	(4,254)
Prepaid expenses	(450)	146
Employee retention tax credit receivable	757	(1,311)
Other current and long-term assets	(2,101)	902
Accounts payable	35	1,614
Accrued employee compensation and benefits	4,523	(859)
Accrued expenses	(3,955)	384
Deferred revenue	(55)	(229)
Operating lease liabilities	26	4,452
Net cash and cash equivalents used in operating activities	(58,937)	(40,659)
Investing Activities:
Purchase of available-for-sale investments	(33,886)	(122,330)
Proceeds from maturities of available-for-sale investments	82,702	4,030
Purchase of property and equipment	(1,279)	(1,368)
Net cash and cash equivalents provided by (used in) investing activities	47,537	(119,668)
Financing Activities:
Proceeds from issuance of common stock, net of issuance costs	0	131,929
Taxes paid related to net share settlement of vesting of restricted stock units	(350)	(1,063)
Proceeds from exercise of stock options and warrants	18	30,839
Net cash and cash equivalents (used in) provided by financing activities	(332)	161,705
Effect of exchange rate changes on cash and cash equivalents	(81)	376
Net (decrease) increase in cash, cash equivalents and restricted cash	(11,813)	1,754
Cash, cash equivalents and restricted cash, beginning of period	19,283	17,529
Cash, cash equivalents and restricted cash, end of period	7,470	19,283
Supplemental Disclosure for Cash Flow Information
Cash paid for leases	984	1,490
Cash paid for taxes	165	170
Supplemental Schedule of Non-cash Investing and Financing Activities:
Transfer of inventories to property and equipment	2,693	3,244
Reclass of warrant liability to common stock and additional paid-in-capital	0	2,236
Lease liabilities arising from obtaining right-of-use assets	$ 577	$ 5,119