Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 3,571	$ 3,223
Accounts receivable, net of allowances of $136 and $266, respectively	641	919
Site equipment to be installed	2,985	3,990
Prepaid expenses and other current assets	1,027	978
Total current assets	8,224	9,110
Fixed assets, net	3,511	3,915
Software development costs, net of accumulated amortization of $2,469 and $2,381, respectively	904	943
Deferred costs	1,188	1,328
Goodwill	973	909
Intangible assets, net	54	79
Other assets	102	124
Total assets	14,956	16,408
Current Liabilities:
Accounts payable	379	211
Accrued compensation	821	1,024
Accrued expenses	529	670
Sales taxes payable	114	192
Income taxes payable	13	22
Current portion of long-term debt (Note 5)	3,014	1,072
Current portion of obligations under capital leases	75	78
Deferred revenue	1,353	1,214
Other current liabilities	284	639
Total current liabilities	6,582	5,122
Long-term debt	5,227	6,366
Long-term obligations under capital leases	120	138
Deferred revenue, excluding current portion	279	393
Deferred rent	460	541
Other liabilities	4
Total liabilities	12,672	12,560
Shareholders' Equity:
Series A 10% cumulative convertible preferred stock, $.005 par value, $156 liquidation preference, 5,000 shares authorized; 156 shares issued and outstanding at June 30, 2016 and December 31, 2015	1	1
Common stock, $.005 par value, 168,000 shares authorized at June 30, 2016 and December 31, 2015; 1,849 shares issued and outstanding at June 30, 2016 and December 31, 2015 (Note 2)	9	9
Treasury stock, at cost, 10 shares at June 30, 2016 and December 31, 2015	(456)	(456)
Additional paid-in capital	129,429	129,209
Accumulated deficit	(126,986)	(125,087)
Accumulated other comprehensive income (Note 6)	287	172
Total shareholders' equity	2,284	3,848
Total liabilities and shareholders' equity	$ 14,956	$ 16,408

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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Namespace Prefix:	us-gaap_
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.