Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 15,699	$ 15,122
Restricted cash	100	48
Contract receivables, less allowances of $925 in 2016 and $930 in 2015:
Billed	24,004	26,576
Unbilled	1,247	1,967
Receivables Net	25,251	28,543
Employee advances and miscellaneous receivables, less allowances of $597 in 2016 and $681 in 2015	1,464	1,740
Total receivables	26,715	30,283
Prepaid expenses and other current assets	2,628	2,323
Total current assets	45,142	47,776
Property and equipment	60,493	59,747
Less accumulated depreciation and amortization	(49,222)	(48,167)
Property and equipment, net	11,271	11,580
Goodwill	11,873	11,810
Intangible assets, less accumulated amortization of $35,880 in 2016 and $35,708 in 2015	6,283	6,684
Noncurrent portion of unbilled receivables	686	656
Other assets	1,970	1,885
Total assets	77,225	80,391
Current liabilities:
Accounts payable and accrued expenses	5,612	5,966
Accrued payroll and related expenses	11,294	11,278
Refund liabilities	7,968	7,887
Deferred revenue	765	965
Other current liabilities	39	39
Total current liabilities	25,678	26,135
Noncurrent refund liabilities	737	752
Other long-term liabilities	1,094	1,089
Total liabilities	$ 27,509	$ 27,976
Commitments and contingencies
Shareholders’ equity:
Common stock, no par value; $.01 stated value per share. Authorized 50,000,000 shares; 22,062,671 shares issued and outstanding at March 31, 2016 and 22,681,656 shares issued and outstanding at December 31, 2015	$ 221	$ 227
Additional paid-in capital	573,760	575,532
Accumulated deficit	(524,690)	(524,138)
Accumulated other comprehensive income	425	794
Total shareholders’ equity	49,716	52,415
Total liabilities and shareholders’ equity	$ 77,225	$ 80,391