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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Current assets:    
Cash and cash equivalents $ 35,192 $ 38,565
Accounts receivable, net of allowance for doubtful accounts of $74 and $138 at June 30, 2021 and December 31, 2020 1,974 2,285
Unbilled receivables 2,867 2,229
Prepaid expenses and other current assets 359 582
Total current assets 40,392 43,661
Property and equipment, net 3,460 3,701
Intangible assets, net 1,130 1,217
Goodwill 1,651 1,651
Long-term tax receivable 1,398 1,398
Total assets 48,031 51,628
Current liabilities:    
Accounts payable 267 494
Accrued expenses 1,530 1,531
Deferred revenue 2,835 3,843
Total current liabilities 4,632 5,868
Long-term deferred revenue 112 90
Commitments and contingent liabilities 0 0
Stockholders’ equity:    
Preferred stock, $1.00 par value; 1,000,000 shares authorized, none outstanding 0 0
Common stock, $.01 par value; 70,000,000 shares authorized; issued and outstanding of 21,501,208 as of June 30, 2021 and 21,378,833 as of December 31, 2020 215 214
Additional paid-in capital 96,710 96,104
Accumulated deficit (53,638) (50,648)
Total stockholders’ equity 43,287 45,670
Total liabilities and stockholders’ equity $ 48,031 $ 51,628