Condensed Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 55,329	$ 62,126
Accounts receivable, net	18,367	15,304
Other current assets	7,548	8,710
Total current assets	81,244	86,140
Non‑current assets
Property and equipment, net	3,387	3,178
Intangible assets, net	12,821	13,260
Other long-term assets	3,003	3,461
Goodwill	15,031	15,031
Total non‑current assets	34,242	34,930
Total assets	115,486	121,070
Current liabilities
Accounts payable	3,747	8,964
Accrued liabilities	7,262	7,789
Deferred revenue	2,408	3,532
Current portion of notes payable	2,707	11,840
Total current liabilities	16,124	32,125
Non‑current liabilities
Long‑term notes payable	30,328	15,926
Contingent consideration	30,915	29,932
Other long-term liabilities	1,687	1,921
Total non‑current liabilities	62,930	47,779
Total liabilities	79,054	79,904
Commitments and contingencies
Stockholders' equity
Preferred stock, $0.001 par value, 5,000,000 shares authorized; 0 (2021 and 2020) shares issued and outstanding
Common stock, $0.001 par value, 200,000,000 shares authorized; 26,785,431 (2021) and 26,561,504 (2020) shares issued and outstanding	27	27
Additional paid‑in capital	302,180	299,953
Accumulated deficit	(265,775)	(258,814)
Total stockholders' equity	36,432	41,166
Total liabilities and stockholders' equity	$ 115,486	$ 121,070