Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 8,678	$ 6,178
Contract and other receivables, net	3,865	727
Costs and estimated earnings in excess of billings on uncompleted contracts	181	154
Inventories, net	1,353	108
Prepaid expenses and other current assets	108	266
Total current assets	14,185	7,433
Property and equipment, net	705	390
Lease right-of-use asset	1,481
Goodwill	780	780
Other intangible assets, net	307	398
Other assets	109	109
Total assets	17,567	9,110
Current Liabilities:
Accounts payable and accrued expenses	8,851	2,390
Deferred revenues	2,104	2,181
Current portion of lease liabilities	645
Total current liabilities	11,600	4,571
Long-term borrowings	2,028	1,838
Non-current portion of lease liabilities	956
Deferred revenues – noncurrent portion	114	112
Other liabilities		108
Total liabilities	14,698	6,629
Commitments and Contingencies
Stockholders’ Equity:
Preferred stock, $.0001 par value, 1,000 shares authorized; none issued
Common stock, $.0001 par value, 49,000 shares authorized; 18,524 and 17,520 issued; 17,562 and 16,743 outstanding at December 31, 2019 and 2018, respectively	2	2
Additional paid-in capital	69,661	69,241
Treasury stock 962 and 777 shares at cost at December 31, 2019 and, 2018, respectively	(1,700)	(1,542)
Accumulated deficit	(65,094)	(65,220)
Total stockholders' equity	2,869	2,481
Total liabilities and stockholders’ equity	$ 17,567	$ 9,110

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.