CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
CURRENT ASSETS:
Cash and cash equivalents	$ 8,437	$ 8,502
Accounts receivable, net of allowance for doubtful accounts of $35 (2018) and $34 (2017)	6,006	8,225
Contract assets	353	0
Prepaid expenses and other current assets	3,584	3,232
Income tax receivable	1,290	2,545
Deferred subscription solicitation and commission costs	0	1,655
Total current assets	19,670	24,159
PROPERTY AND EQUIPMENT, net	10,591	11,040
GOODWILL	9,763	9,763
INTANGIBLE ASSETS, net	249	58
CONTRACT COSTS	419	0
OTHER ASSETS	1,378	1,459
TOTAL ASSETS	42,070	46,479
CURRENT LIABILITIES:
Accounts payable	2,417	3,498
Accrued expenses and other current liabilities	9,223	8,533
Accrued payroll and employee benefits	487	1,501
Commissions payable	416	141
Capital leases, current portion	332	423
Contract liabilities, current	5,307	7,759
Total current liabilities	18,182	21,855
LONG-TERM DEBT, net	20,790	20,736
OBLIGATIONS UNDER CAPITAL LEASES, non-current	334	392
OTHER LONG-TERM LIABILITIES	2,076	2,895
DEFERRED TAX LIABILITY, net	7	7
TOTAL LIABILITIES	41,389	45,885
COMMITMENTS AND CONTINGENCIES (see Notes 14 and 16)
STOCKHOLDERS’ EQUITY:
Common stock at $0.01 par value, shares authorized 50,000; shares issued 28,371 (2018) and 28,194 (2017); shares outstanding 24,264 (2018) and 24,102 (2017)	284	282
Additional paid-in capital	150,184	150,305
Warrants	2,840	2,840
Treasury stock, shares at cost; 4,107 (2018) and 4,092 (2017)	(35,781)	(35,745)
Accumulated deficit	(116,846)	(117,088)
TOTAL STOCKHOLDERS’ EQUITY	681	594
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 42,070	$ 46,479