Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents (Note E)	$ 42,407	$ 37,806
Restricted cash	127	65
Contract receivables, less allowances of $1,957 in 2013 and $1,693 in 2012:
Billed	30,687	32,626
Unbilled	12,261	12,501
Receivables Net	42,948	45,127
Employee advances and miscellaneous receivables, less allowances of $220 in 2013 and $538 in 2012	1,182	1,352
Total receivables	44,130	46,479
Prepaid expenses and other current assets	3,785	3,853
Total current assets	90,449	88,203
Property and equipment	61,200	56,924
Less accumulated depreciation and amortization	(43,215)	(37,350)
Property and equipment, net	17,985	19,574
Goodwill	13,665	13,669
Intangible assets, less accumulated amortization of $31,366 in 2013 and $27,720 in 2012	14,709	18,399
Noncurrent portion of unbilled receivables	1,415	1,391
Other assets	2,093	2,350
Total assets	140,316	143,586
Current liabilities:
Accounts payable and accrued expenses	10,256	14,136
Accrued payroll and related expenses	15,612	20,874
Refund liabilities	6,612	6,979
Deferred revenue	1,237	1,551
Current portion of debt (Note F)	3,750	3,000
Business acquisition obligations	2,994	4,218
Total current liabilities	40,461	50,758
Long-term debt (Note F)	0	3,000
Noncurrent business acquisition obligations	0	2,479
Noncurrent refund liabilities	960	1,159
Other long-term liabilities	367	1,538
Total liabilities	41,788	58,934
Commitments and contingencies (Note H)
Shareholders’ equity (Note B):
Common stock, no par value; $.01 stated value per share. Authorized 50,000,000 shares; 29,215,660 shares issued and outstanding as of September 30, 2013 and 27,893,132 shares issued and outstanding as of December 31, 2012	292	279
Additional paid-in capital	602,630	594,045
Accumulated deficit	(506,989)	(513,200)
Accumulated other comprehensive income	2,595	3,528
Total shareholders’ equity	98,528	84,652
Total liabilities and shareholders' equity	$ 140,316	$ 143,586