Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 33,021	$ 42,145
Trade accounts receivable, less allowance for doubtful accounts of $169 and $173, respectively	10,864	9,808
Unbilled revenue	1,546	1,435
Prepaid expenses	1,585	1,482
Income taxes receivable	14	157
Other current assets	35	34
Total current assets	47,065	55,061
Net property and equipment	11,806	11,125
Intangible assets, net	3,124	3,778
Goodwill	57,861	57,792
Other	768	293
Total assets	120,624	128,049
Current liabilities:
Current portion of notes payable	2,683	2,402
Accounts payable	765	614
Accrued wages, bonus and profit sharing	4,543	4,391
Accrued expenses	3,069	2,706
Current portion of capital lease obligations	82	74
Income taxes payable	662	701
Dividends payable	4,213	18,440
Deferred revenue	15,497	14,843
Total current liabilities	31,514	44,171
Notes payable, net of current portion	857	3,337
Deferred income taxes	4,861	5,744
Other long term liabilities	586	575
Total liabilities	37,818	53,827
Shareholders’ equity:
Preferred stock, $0.01 par value, authorized 2,000,000 shares, none issued	0	0
Additional paid-in capital	46,725	44,103
Retained earnings	71,507	65,313
Accumulated other comprehensive (loss) income, foreign currency translation adjustment	(2,626)	(2,995)
Treasury stock, at cost; 4,765,691 Class A shares, 768,944 Class B shares in 2016 and 4,744,644 Class A shares, 761,263 Class B shares in 2015	(32,830)	(32,229)
Total shareholders’ equity	82,806	74,222
Total liabilities and shareholders’ equity	120,624	128,049
Common Class A [Member]
Shareholders’ equity:
Common stock, value	26	26
Common Class B [Member]
Shareholders’ equity:
Common stock, value	$ 4	$ 4