Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	Years Ended December 31,
	2013	2012
U.S.-based operations	$ (8,481)	$ (7,872)
Non U.S.-based operations	2,053	(2,189)
(Loss) income from continuing operations before income taxes	$ (6,428)	$ (10,061)

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Current	Deferred	Total
Year ended December 31, 2013:
U.S. Federal	$  ─	$  ─	$  ─
State and local	16	─	16
Foreign	405	(69)	336
Total	$ 421	$ (69)	$ 352
Year ended December 31, 2012:
U.S. Federal	$  ─	$  ─	$  ─
State and local	16	─	16
Foreign	(212)	(171)	(383)
Total	$ (196)	$ (171)	$ (367)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Years Ended December 31,
	2013	2012
Expected tax benefit	$ (2,185)	$ (3,421)
Net tax effects of:
Foreign tax rate differential	(515)	408
State taxes, net of federal benefit	(62)	(529)
Return to provision adjustment	(270)	832
Research and other credits	(139)	(2)
Permanent difference on deemed dividend	1,040	-
Permanent difference on warrants	61	(31)
Other	35	73
Change in deferred tax asset valuation allowance	2,387	2,303
Income tax expense (benefit) from continuing operations	$ 352	$ (367)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31,
	2013	2012
Deferred tax assets:
Research and development credits	$ 1,824	$ 1,707
Other credits	378	347
Operating loss carry forwards	12,592	10,562
Inventories	338	469
Allowance for doubtful accounts	118	563
Depreciation	349	246
Deferred research and development expenses for income tax	327	327
Non-cash compensation	957	706
Other	794	536
Total gross deferred tax assets	17,677	15,463
Valuation allowance	(17,293)	(14,906)
Net deferred tax assets	384	557
Deferred tax liabilities
Other identifiable intangible assets	(1,070)	(1,354)
Total gross deferred tax liabilities	(1,070)	(1,354)
Net deferred tax liabilities	$ (686)	$ (797)

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	Years Ended December 31,
	2013	2012
Balance at beginning of year	$ 452	$ 529
Additions for current year tax provisions	91	41
Reduction for prior year tax provisions	─	(118)
Balance at end of year	$ 543	$ 452

Summary of Income Tax Examinations [Table Text Block]

	Open Tax Years
United States – Federal	2010 – 2013
United States – State	2009 – 2013
Canada	2008 – 2013
Sweden	2011 – 2013
United Kingdom	2009 – 2013