Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
CURRENT ASSETS
Cash and cash equivalents	$ 24,968	$ 10,688
Accounts receivable	208	78
Prepaid expenses and other current assets	511	375
TOTAL CURRENT ASSETS	25,687	11,141
NONCURRENT ASSETS
Property and equipment, net	1,583	1,885
Intangibles, net	2,119	1,576
Restricted cash	105	150
Goodwill	911	831
Operating lease right-of-use assets	2,012	2,496
Finance lease right-of-use asset	201	0
Other assets	112	68
TOTAL NONCURRENT ASSETS	7,043	7,006
TOTAL ASSETS	32,730	18,147
CURRENT LIABILITIES
Accounts payable	982	1,100
Accrued expenses	449	521
Accrued salaries and payroll related expenses	1,970	2,368
Deferred revenue	1,721	1,731
Operating lease liabilities, current	699	612
Financing lease liability, current	30	0
TOTAL CURRENT LIABILITIES	5,851	6,332
LONG-TERM LIABILITIES
Deferred revenue	62	0
Operating lease liabilities, net of current portion	1,589	2,059
Financing lease liability, net of current portion	175	0
TOTAL LIABILITIES	7,677	8,391
Commitments and contingencies (Note 12)
STOCKHOLDERS’ EQUITY
Common stock, $0.001 par value, 100,000,000 authorized and 59,128,356 outstanding as of December 31, 2020 and 33,156,246 outstanding as of December 31, 2019	59	33
Preferred stock, $0.001 par value, 3,000,000 shares authorized and none outstanding as of December 31, 2020 and December 31, 2019	0	0
Additional paid-in capital	175,813	132,214
Accumulated other comprehensive income	87	1
Accumulated deficit	(150,906)	(122,492)
TOTAL STOCKHOLDERS’ EQUITY	25,053	9,756
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 32,730	$ 18,147