Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 459	$ 991
Accounts receivable, net of allowance of $69 and $40	1,849	1,362
Inventory	1,851	1,349
Prepaid expenses and other current assets	159	245
Total current assets	4,318	3,947
Fixed assets, net of accumulated depreciation of $497 and $489	85	88
Other assets	33	33
Right of use lease asset	91
Total assets	4,527	4,068
Current liabilities:
Accounts payable	1,457	1,058
Line of credit	952	428
Accrued expenses	697	614
Lease liability	96
Taxes payable	2
Total current liabilities	3,204	2,100
Convertible subordinated notes payable, net	2,436	2,528
Deferred rent		8
Accrued interest expense	163	135
Shareholders' equity (deficit):
Common stock, no par value: Authorized — 100,000,000; issued and outstanding shares — 42,013,874 shares and 41,464,373 shares, respectively	53,963	53,822
Additional paid-in capital	9,452	9,389
Accumulated other comprehensive income	315	296
Accumulated deficit	(65,006)	(64,210)
Total shareholders' equity (deficit)	(1,276)	(703)
Total liabilities and shareholders' equity (deficit)	$ 4,527	$ 4,068

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer), including liabilities for compensation costs, fringe benefits other than pension and postretirement obligations, rent, contractual rights and obligations, and statutory obligations.

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

- Definition

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).