CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities
Net loss	$ (3,073)	$ (859)
Add back: Income from discontinued operations		(1,023)
Loss from continuing operations	(3,073)	(1,882)
Adjustment to reconcile net loss from continuing operations to net cash used in operating activities:
Depreciation and amortization	2,348	2,714
Loss on receivable financing		348
Loss on disposal of assets		11
Amortization of warrants	63
Change in warrant liabilities	320	(960)
Changes in operating assets and liabilities:
Receivables	(1,102)	(239)
Inventories	63	(542)
Prepaids and other assets	589	(799)
Restricted cash	(212)
Accounts payable and accrued liabilities	(261)	866
Deferred pension liability and other	(754)	(177)
Net cash used in operating activities	(2,019)	(660)
Cash flows from investing activities
Equipment manufactured for rental	(19)	(76)
Purchases of property and equipment	(32)	(198)
Net cash used in investing activities	(51)	(274)
Cash flows from financing activities
Payments of long-term debt	(46)	(1,043)
Proceeds from issuance of restricted stock and warrants	2,355
Proceeds from receivable financing		887
Proceeds from exercise of warrants		23
Net cash provided by (used in) financing activities	2,309	(133)
Cash flows from discontinued operations
Cash used in operating activities of discontinued operations		(779)
Cash provided by investing activities of discontinued operations		2,493
Cash used in financing activities of discontinued operations		(1,723)
Net cash used in discontinued operations		(9)
Net increase (decrease) in cash and cash equivalents	239	(1,076)
Cash and cash equivalents at beginning of year	55	1,164
Cash and cash equivalents at end of period	294	88
Supplemental disclosure of cash flow information:
Interest paid	24	65
Income taxes paid