Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 153,132	$ 159,317
Accounts receivable	19,091	19,329
Supplies	6,094	6,806
Prepaid expenses and other current assets	3,045	2,235
Total current assets	181,362	187,687
Property and equipment, net	8,788	8,933
Right-of-use assets - operating lease	8,576	8,808
Finite-lived intangible assets, net	63,744	65,019
Goodwill	2,725	2,725
Restricted cash	603	603
Other assets	1,302	1,437
Total assets	267,100	275,212
Current liabilities:
Accounts payable	7,665	2,328
Accrued liabilities	10,079	13,734
Operating Lease, Liability, Current	1,450	1,407
Total current liabilities	19,194	17,469
Long-term debt	748	694
Acquisition-related contingent consideration	5,604	6,088
Operating Lease, Liability, Noncurrent	11,132	11,506
Total liabilities	36,678	35,757
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value; 5,000,000 shares authorized, no shares issued and outstanding as of March 31, 2020 and December 31, 2019	0	0
Common stock, $0.001 par value; 125,000,000 shares authorized, 49,999,923 and 49,625,341 shares issued and outstanding as of March 31, 2020 and December 31, 2019, respectively	50	50
Additional paid-in capital	488,773	486,090
Accumulated deficit	(258,401)	(246,685)
Total stockholders’ equity	230,422	239,455
Total liabilities and stockholders’ equity	$ 267,100	$ 275,212