Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 188,422	$ 224,073
Accounts receivable, net of allowance for doubtful accounts of $25 and $1,750 at December 31, 2022 and December 31, 2021	10,033	16,375
Inventory	12,513	7,918
Prepaid expenses and other current assets	4,658	4,527
Total current assets	215,626	252,893
Operating lease, right-of-use assets	3,956	5,182
Property and equipment, net	3,083	1,603
Goodwill	10,050
Intangible assets, net	8,488
Other long-term assets	1,384	1,228
Total assets	242,587	260,906
Current liabilities:
Accounts payable	1,397	1,371
Accrued expenses	8,847	6,961
Deferred revenue	7,514	5,160
Operating lease liabilities	1,468	1,344
Total current liabilities	19,226	14,836
Long-term debt	15,000	15,000
Operating lease liabilities, net of current portion	3,040	4,508
Deferred revenue, net of current portion	11,496	11,958
Deferred income taxes	2,671
Other long-term liabilities	555
Total liabilities	51,988	46,302
Commitments and contingencies (Note 14)
Stockholders' equity:
Preferred stock, $0.001 par value; 5,000,000 shares authorized, no shares issued or outstanding at December 31, 2022 and December 31, 2021, respectively
Common stock, $0.001 par value; 100,000,000 shares authorized; 31,859,847 shares and 31,077,004 shares issued and outstanding at December 31, 2022 and December 31, 2021, respectively	32	31
Additional paid-in capital	323,969	315,210
Accumulated other comprehensive income	798
Accumulated deficit	(134,200)	(100,637)
Total stockholders' equity	190,599	214,604
Total liabilities and stockholders' equity	$ 242,587	$ 260,906