Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019
Cash Flows From Operating Activities
Net Income (Loss)	$ 1,985	$ (1,502)
Adjustments to Reconcile Net Income (Loss) to Net Cash
Depreciation and Amortization	1,703	1,648
Compensation on Stock-Based & Equity Awards	151	226
Deferred Taxes		1
Change in Accounts Receivable Allowance	158	101
Change in Inventory Reserves	398	285
Gain on Disposal of Property and Equipment	(3,821)
Changes in Current Operating Items
Accounts Receivable	2,430	(158)
Inventories	(567)	(237)
Contract Assets	325	(780)
Prepaid Expenses and Other Current Assets	858	(641)
Accounts Payable	(2,808)	663
Accrued Payroll and Commissions	(621)	(120)
Other Accrued Liabilities	(290)	281
Net Cash Used in Operating Activities	(99)	(233)
Cash Flows from Investing Activities
Proceeds from Sale of Property and Equipment	6,019
Purchase of Intangible Asset	(25)	(37)
Purchases of Property and Equipment	(397)	(785)
Net Cash Provided By (Used In) Investing Activities	5,597	(822)
Cash Flows from Financing Activities
Net Change in Line of Credit	(7,542)	3,165
Proceeds from Long-Term Debt	6,077
Principal Payments on Long-Term Debt	(2,567)	(728)
Principal Payments on Finance Leases	(432)	(251)
Stock option exercises		7
Share Repurchases		(130)
Net Cash (Used In) Provided By Financing Activities	(4,464)	2,063
Effect of Exchange Rate Changes on Cash		(2)
Net Change in Cash	1,034	1,006
Cash - Beginning of Period	660	948
Cash - Ending of Period	1,694	1,954
Reconciliation of cash and restricted cash reported within the condensed consolidated balance sheets
Cash	328	160
Restricted Cash	1,366	1,794
Cash - Ending of Period	1,694	1,954
Supplemental Disclosure of Cash Flow Information:
Cash Paid During the Period for Interest	526	739
Cash Paid (Refunded) During the Period for Income Taxes	262	(83)
Supplemental Noncash Investing and Financing Activities:
Property and Equipment Purchases in Accounts Payable	6	30
Equipment Acquired under Finance Lease	$ 395	$ 607

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