CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 25,806,000	$ 31,190,000
Accounts receivable, less allowance for doubtful accounts of $10 and $174, respectively	13,445,000	12,795,000
Restricted cash, current	152,000	148,000
Prepaid and other	889,000	804,000
Total current assets	40,292,000	44,937,000
Property and equipment, net	115,000	186,000
Operating lease right-of-use assets	210,000	401,000
Goodwill	2,088,000	0
Intangible assets, net	1,400,000	0
Deferred tax assets	1,037,000	793,000
Restricted cash	241,000	380,000
Other assets	3,000	7,000
Total assets	45,386,000	46,704,000
Current liabilities:
Accounts payable	576,000	1,064,000
Accrued expenses and other current liabilities	9,241,000	8,178,000
Operating lease obligations, current	192,000	246,000
Total current liabilities	10,009,000	9,488,000
Income tax payable	887,000	845,000
Operating lease obligations	22,000	160,000
Other liabilities	188,000	177,000
Total liabilities	11,106,000	10,670,000
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; 3,672 and 3,663 shares issued; 2,685 and 2,936 shares outstanding, respectively	4,000	4,000
Additional paid-in capital	486,825,000	486,088,000
Accumulated deficit	(437,750,000)	(436,507,000)
Accumulated other comprehensive income (loss), net of applicable tax	526,000	(479,000)
Treasury stock, 987 and 726 shares, respectively, at cost	(15,325,000)	(13,072,000)
Total stockholders’ equity	34,280,000	36,034,000
Total liabilities and stockholders' equity	$ 45,386,000	$ 46,704,000