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Note 2 - Supplemental Balance Sheet Information (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Financing Receivable, Past Due [Table Text Block]

		March 31, 2020 (unaudited)				December 31, 2019
Contract and other receivables		$	966			$	3,873
Allowance for doubtful accounts			(8	)			(8	)
Contracts and other receivables, net		$	958			$	3,865

Schedule of Inventory, Current [Table Text Block]

		March 31, 2020 (unaudited)				December 31, 2019
Raw materials		$	126			$	99
Reseller inventories			-				1,258
Reserve			(4	)			(4	)
Inventories, net		$	122			$	1,353

Schedule of Intangible Assets and Goodwill [Table Text Block]

		March 31 , 20 20 (unaudited)								December 31, 201 9
		Gross								Gross
		Carrying				Accumulated				Carrying				Accumulated
		Amount				Amortization				Amount				Amortization
Intangible assets not subject to amortization:
Goodwill		$	780				-			$	780				-
Intangible assets subject to amortization:
Customer relationships		$	906			$	(622	)		$	906			$	(599	)
Acquired software		$	234			$	(234	)		$	234			$	(234	)

Schedule of Goodwill [Table Text Block]

		March 31, 2020 (unaudited)				December 31, 2019
Facilities unit		$	643			$	643
Systems Integration unit			137				137
Total		$	780			$	780

Property, Plant and Equipment [Table Text Block]

		Estimated Useful					March 31 ,				December 31 ,
		Lives (in years)					20 20 (unaudited)				201 9
Trade equipment			5				$	140			$	105
Leasehold improvements		2	–	5				649				638
Furniture and fixtures			7					16				16
Computer equipment and software			3					1,933				1,802
								2,738				2,561
Less accumulated depreciation								(1,952	)			(1,856	)
Property and equipment, net							$	786			$	705

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

		March 31, 2020 (unaudited)				December 31, 2019
Accounts payable		$	965			$	7,890
Accrued expenses			556				473
Compensation, benefits & related taxes			313				464
Other accrued expenses			4				24
Total accounts payable and accrued expenses		$	1,838			$	8,851

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