Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current Assets:
Cash	$ 1,968	$ 2,833
Accounts receivable, net of allowance for doubtful accounts of $84 at September 30, 2021 and $37 at December 31, 2020	4,681	3,356
Prepaid expenses and other current assets	2,754	914
Income tax receivable	2,269	2,495
Total Current Assets	11,672	9,598
Fixed assets, net of accumulated amortization and depreciation of $19,024 at September 30, 2021 and $16,937 at December 31, 2020	7,296	9,231
Other assets	883	888
Operating lease right-of-use assets	3,782	4,286
Total Assets	23,633	24,003
Current Liabilities:
Accounts payable	448	577
Accrued expenses	3,223	1,801
Current portion of long-term debt	696	688
Current portion of operating lease liabilities	975	875
Total Current Liabilities	5,342	3,941
Long-term debt	740	3,444
Deferred tax liabilities, long-term	290	211
Long-term portion of operating lease liabilities	3,234	3,895
Total Liabilities	9,606	11,491
Commitments and Contingencies (Note 5)
Shareholders' Equity:
Common stock, $0.005 par value; 50,000 shares authorized, 6,210 shares and 6,205 shares issued at September 30, 2021, and December 31, 2020, respectively, and 5,542 shares outstanding and 5,537 shares outstanding at September 30, 2021 and December 31, 2020, respectively	31	31
Additional paid-in capital	33,362	32,803
Accumulated deficit	(7,650)	(8,606)
Less - Treasury stock, at cost, 668 shares	(10,082)	(10,082)
Accumulated other comprehensive loss	(1,634)	(1,634)
Total Shareholders' Equity	14,027	12,512
Total Liabilities and Shareholders' Equity	$ 23,633	$ 24,003