Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 18,823	$ 15,723
Restricted cash	51	47
Contract receivables, less allowances of $1,499 in 2017 and $799 in 2016
Billed	36,058	29,186
Unbilled	2,709	2,278
Contract receivables, net	38,767	31,464
Employee advances and miscellaneous receivables, less allowances of $292 in 2017 and $500 in 2016	1,665	2,184
Total receivables	40,432	33,648
Prepaid expenses and other current assets	4,608	3,363
Total current assets	63,914	52,781
Property and equipment:
Computer and other equipment	32,655	30,219
Furniture and fixtures	2,761	2,652
Leasehold improvements	3,916	3,558
Software	34,234	26,896
Property and equipment, gross	73,566	63,325
Less accumulated depreciation and amortization	(56,088)	(51,089)
Property and equipment, net	17,478	12,236
Goodwill (Note 4)	17,648	13,823
Intangible assets, less accumulated amortization of $40,461 in 2017 and $36,128 in 2016	18,478	10,998
Unbilled receivables	894	854
Deferred income taxes (Note 7)	1,538	2,269
Other assets	268	513
Total assets	120,218	93,474
Current liabilities:
Accounts payable and accrued expenses	8,548	7,299
Accrued payroll and related expenses	18,194	13,868
Refund liabilities	7,864	7,900
Deferred revenue	1,431	1,330
Current portion of debt (Note 5)	48	3,600
Business acquisition obligations (Note 12)	3,759	2,078
Total current liabilities	39,844	36,075
Long-term debt (Note 5)	13,526	0
Noncurrent business acquisition obligations (Note 12)	5,135	1,926
Refund liabilities	957	804
Other long-term liabilities	442	2,279
Total liabilities	59,904	41,084
Commitments and contingencies (Notes 2, 5, 6, 9 and 10)
Shareholders’ equity (Notes 9 and 11):
Common stock, no par value; $.01 stated value per share. Authorized 50,000,000 shares; 22,419,417 shares issued and outstanding at December 31, 2017 and 21,845,920 shares issued and outstanding at December 31, 2016	224	218
Additional paid-in capital	580,032	575,118
Accumulated deficit	(520,049)	(523,233)
Accumulated other comprehensive income	107	287
Total shareholders’ equity	60,314	52,390
Total liabilities and shareholders’ equity	$ 120,218	$ 93,474