CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 547	$ 650
Receivables, net	2,888	2,798
Inventories	1,876	1,811
Prepaids and other assets	605	805
Total current assets	5,916	6,064
Rental equipment	21,134	27,825
Less accumulated depreciation	16,452	20,935
Total rental equipment, net	4,682	6,890
Property, plant and equipment	2,159	2,140
Less accumulated depreciation	1,003	1,034
Total property, plant and equipment, net	1,156	1,106
Goodwill	744	744
Restricted cash	215	212
Other assets	277	229
TOTAL ASSETS	12,990	15,245
Current liabilities:
Accounts payable	1,209	1,798
Accrued liabilities	6,136	7,857
Current portion of long-term debt	1,031	1,811
Total current liabilities	8,376	$ 11,466
Long-term liabilities:
Long-term debt, less current portion	262
Deferred pension liability and other	4,508	$ 5,647
Total long-term liabilities	4,770	5,647
Total liabilities	$ 13,146	$ 17,113
Commitments and contingencies (Note 17)
Stockholders' deficit:
Preferred Series A - $20 stated value - 416,500 shares authorized; shares issued and outstanding: 0 in 2015 and 2014, Preferred Series B - $200 stated value - 51,000 shares authorized; shares 'issued and outstanding: 16,512 in 2015 and 0 in 2014 (liquidation preference $201.37)	$ 3,302
Common - $0.001 par value - 10,000,000 shares authorized; shares issued: 1,738,511 in 2015 and 1,700,429 in 2014; shares outstanding: 1,710,671 in 2015 and 1,672,589 in 2014	2	$ 2
Additional paid-in-capital	27,914	27,959
Accumulated deficit	(23,054)	(21,305)
Accumulated other comprehensive loss	(5,257)	(5,461)
Treasury stock - at cost - 27,840 common shares in 2015 and 2014	(3,063)	(3,063)
Total stockholders' deficit	(156)	(1,868)
TOTAL LIABILITIES AND STOCKHOLDERS' DEFICIT	$ 12,990	$ 15,245
Series A Preferred Stock [Member] \| Convertible Preferred Stock [Member]
Stockholders' deficit:
Preferred Series A - $20 stated value - 416,500 shares authorized; shares issued and outstanding: 0 in 2015 and 2014, Preferred Series B - $200 stated value - 51,000 shares authorized; shares 'issued and outstanding: 16,512 in 2015 and 0 in 2014 (liquidation preference $201.37)
Series B Preferred Stock [Member] \| Convertible Preferred Stock [Member]
Stockholders' deficit:
Preferred Series A - $20 stated value - 416,500 shares authorized; shares issued and outstanding: 0 in 2015 and 2014, Preferred Series B - $200 stated value - 51,000 shares authorized; shares 'issued and outstanding: 16,512 in 2015 and 0 in 2014 (liquidation preference $201.37)	$ 3,302

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.