Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current Assets:
Cash	$ 2,127	$ 1,992
Accounts receivable, net of allowance for doubtful accounts of $108 at March 31, 2022, and $89 at December 31, 2021	4,704	4,116
Prepaid expenses and other current assets	1,033	1,499
Income tax receivable	2,661	2,678
Total Current Assets	10,525	10,285
Fixed assets, net of accumulated amortization and depreciation of $20,272 at March 31, 2022, and $19,659 at December 31, 2021	6,121	6,691
Other assets	842	864
Net deferred tax assets	160	160
Operating lease right-of-use assets	3,320	3,552
Total Assets	20,968	21,552
Current Liabilities:
Accounts payable	722	994
Accrued expenses	3,045	3,188
Current portion of long-term debt	563	664
Current portion of operating lease liabilities	994	984
Total Current Liabilities	5,324	5,830
Long-term debt	526	599
Long-term portion of operating lease liabilities	2,657	2,880
Total Liabilities	8,507	9,309
Commitments and Contingencies (Note 5)
Shareholders' Equity:
Preferred stock, $0.005 par value, 873 shares authorized, no shares issued or outstanding	0	0
Common stock, $0.005 par value; 50,000 shares authorized, 6,259 shares and 6,257 shares issued at March 31, 2022, and December 31, 2021, respectively, and 5,590 shares outstanding and 5,589 shares outstanding at March 31, 2022 and December 31, 2021, respectively	31	31
Additional paid-in capital	33,657	33,478
Accumulated deficit	(9,511)	(9,550)
Less - Treasury stock, at cost, 668 shares	(10,082)	(10,082)
Accumulated other comprehensive loss	(1,634)	(1,634)
Total Shareholders' Equity	12,461	12,243
Total Liabilities and Shareholders' Equity	$ 20,968	$ 21,552