Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Years Ended December 31,
	2013	2012
Common stock options	715	786
RSUs	312	167
Warrants	1,139	923
Convertible notes	250	250
Total	2,416	2,126

Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

As of December 31, 2013:	Level 1	Level 2	Level 3
Liabilities
Warrant liability	─	─	$ 939
	─	─	$ 939

As of December 31, 2012:	Level 1	Level 2	Level 3
Liabilities
Warrant liability	─	─	$ 10
	─	─	$ 10

Customer Concentration Risk [Member]

Summary of Significant Accounting Policies (Tables) [Line Items]

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	Years Ended December 31,
Customer	2013	2012
A	39%	30%
.

Credit Concentration Risk [Member]

Summary of Significant Accounting Policies (Tables) [Line Items]

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	December 31,
Customer	2013	2012
A	24%	31%
B	─	12%

Supplier Concentration Risk [Member]

Summary of Significant Accounting Policies (Tables) [Line Items]

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	Years Ended December 31,
Vendor	2013	2012
A	17%	11%
B	15%	14%
C	13%	8%
D	12%	11%