Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current Assets:
Cash and cash equivalents	$ 6,834	$ 5,686
Accounts receivable, net of allowances of $505 and $376, respectively	761	928
Income taxes receivable	7
Site equipment to be installed	2,463	2,998
Prepaid expenses and other current assets	2,158	1,050
Total current assets	12,223	10,662
Fixed assets, net	3,159	3,101
Software development costs, net of accumulated amortization of $2,742 and $2,641, respectively	1,228	970
Deferred costs	850	904
Goodwill	968	937
Intangible assets, net	4	29
Other assets	100	92
Total assets	18,532	16,695
Current Liabilities:
Accounts payable	1,022	247
Accrued compensation	738	1,060
Accrued expenses	438	697
Sales taxes payable	95	142
Income taxes payable		4
Current portion of long-term debt (Note 4)	5,196	2,988
Current portion of obligations under capital leases	156	155
Current portion of deferred revenue	3,836	1,059
Other current liabilities	165	291
Total current liabilities	11,646	6,643
Long-term debt (Note 4)	264	5,123
Long-term obligations under capital leases	181	259
Long-term deferred revenue	111	219
Deferred rent	281	371
Other liabilities	15	12
Total liabilities	12,498	12,627
Commitments and contingencies
Shareholders' Equity:
Series A convertible preferred stock, $.005 par value, 156 and 5,000 shares designated at June 30, 2017 and December 31, 2016, respectively; $156 liquidation preference and 156 shares issued and outstanding at June 30, 2017 and December 31, 2016 (Note 3)	1	1
Common stock, $.005 par value, 15,000 and 168,000 shares authorized at June 30, 2017 and December 31, 2016, respectively; 2,513 and 2,261 shares issued and outstanding at June 30, 2017 and December 31, 2016, respectively (Note 3)	13	11
Treasury stock, at cost, 10 shares at June 30, 2017 and December 31, 2016	(456)	(456)
Additional paid-in capital	134,485	132,315
Accumulated deficit	(128,288)	(128,026)
Accumulated other comprehensive income	279	223
Total shareholders' equity	6,034	4,068
Total liabilities and shareholders' equity	$ 18,532	$ 16,695

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. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.