Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 6,492	$ 4,069
Marketable securities	0	3,905
Accounts receivable, net of allowance for doubtful accounts of $43 in 2019 and $67 in 2018	5,171	4,829
Prepaid expenses and other current assets	1,824	1,067
Total Current Assets	13,487	13,870
Fixed assets, net of accumulated amortization and depreciation of $15,530 in 2019 and $13,341 in 2018	9,139	10,177
Other assets	944	927
Operating lease right-of-use assets	3,214
Total Assets	26,784	24,974
Current Liabilities:
Accounts payable	372	682
Accrued expenses	2,727	2,962
Current portion of long-term debt	416	416
Current operating lease liabilities	1,171
Total Current Liabilities	4,686	4,060
Long-term debt	900	1,212
Deferred tax liabilities, long-term	817	955
Operating lease liabilities, long-term	2,361
Total Liabilities	8,764	6,227
Commitments and Contingencies (Note 7)
Shareholders' Equity:
Preferred stock, $0.005 par value, 873 shares authorized, no shares issued or outstanding
Common stock, $0.005 par value; 50,000 shares authorized Shares issued and outstanding: 6,185 in 2019 and 6,175 in 2018	31	31
Additional paid-in capital	31,999	31,523
Accumulated deficit	(2,232)	(1,326)
Less - Treasury stock, at cost, 668 shares	(10,082)	(10,082)
Accumulated other comprehensive loss	(1,696)	(1,399)
Total Shareholders' Equity	18,020	18,747
Total Liabilities and Shareholders' Equity	$ 26,784	$ 24,974