Consolidated Balance Sheets - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Common Class A [Member]
Shareholders’ equity:
Common stock, value	$ 26,000	$ 25,000
Common Class B [Member]
Shareholders’ equity:
Common stock, value	4,000	4,000
Cash and cash equivalents	42,145,000	40,042,000
Trade accounts receivable, less allowance for doubtful accounts of $173 and $206, respectively	9,808,000	8,116,000
Unbilled revenue	1,435,000	1,169,000
Prepaid expenses	1,482,000	1,418,000
Income taxes receivable	157,000	1,100,000
Deferred income taxes	1,050,000	349,000
Other current assets	34,000	994,000
Total current assets	56,111,000	53,188,000
Net property and equipment	11,125,000	12,143,000
Intangible assets, net	3,778,000	5,456,000
Goodwill	57,792,000	58,489,000
Other	293,000	234,000
Total assets	129,099,000	129,510,000
Current portion of notes payable	2,402,000	2,328,000
Accounts payable	614,000	830,000
Accrued wages, bonus and profit sharing	4,391,000	4,365,000
Accrued expenses	2,706,000	2,535,000
Current portion of capital lease obligations	74,000	151,000
Income taxes payable	701,000	110,000
Dividends payable	18,440,000	2,512,000
Deferred revenue	14,843,000	15,095,000
Total current liabilities	44,171,000	27,926,000
Notes payable, net of current portion	3,337,000	5,740,000
Deferred Tax Liabilities, Net, Noncurrent	6,794,000	7,432,000
Deferred revenue	4,000	123,000
Other long term liabilities	571,000	541,000
Total liabilities	$ 54,877,000	$ 41,762,000
Preferred stock, $0.01 par value, authorized 2,000,000 shares, none issued
Additional paid-in capital	$ 44,103,000	$ 44,864,000
Retained earnings	65,313,000	73,686,000
Accumulated other comprehensive (loss) income, foreign currency translation adjustment	(2,995,000)	(773,000)
Treasury stock, at cost; 4,744,644 Class A shares, 761,263 Class B shares in 2015 and 4,581,376 Class A shares, 757,024 Class B shares in 2014	(32,229,000)	(30,058,000)
Total shareholders’ equity	74,222,000	87,748,000
Total liabilities and shareholders’ equity	$ 129,099,000	$ 129,510,000