CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 23,150,000	$ 25,806,000
Accounts receivable, less allowance for doubtful accounts of $2 and $10, respectively	17,118,000	13,445,000
Restricted cash, current	210,000	152,000
Prepaid and other	904,000	889,000
Total current assets	41,382,000	40,292,000
Property and equipment, net	125,000	115,000
Operating lease right-of-use assets	737,000	210,000
Deferred tax assets	1,093,000	1,037,000
Restricted cash	231,000	241,000
Goodwill	2,088,000	2,088,000
Intangible assets, net	1,320,000	1,400,000
Other assets	5,000	3,000
Total assets	46,981,000	45,386,000
Current liabilities:
Accounts payable	437,000	576,000
Accrued expenses and other current liabilities	10,547,000	9,241,000
Operating lease obligations, current	448,000	192,000
Total current liabilities	11,432,000	10,009,000
Income tax payable	903,000	887,000
Operating lease obligations	302,000	22,000
Other liabilities	193,000	188,000
Total liabilities	12,830,000	11,106,000
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.001 par value, 10,000 shares authorized; none issued or outstanding	0	0
Common stock, $0.001 par value, 20,000 shares authorized; 3,675 and 3,672 shares issued; 2,688 and 2,685 shares outstanding, respectively	4,000	4,000
Additional paid-in capital	487,127,000	486,825,000
Accumulated deficit	(437,953,000)	(437,750,000)
Accumulated other comprehensive loss, net of applicable tax	300,000	526,000
Treasury stock, 987 and 987 shares, respectively, at cost	(15,327,000)	(15,325,000)
Total stockholders' equity	34,151,000	34,280,000
Total liabilities and stockholders' equity	$ 46,981,000	$ 45,386,000