Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities - Schedule of Accrued Liabilities (Details)

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Accrued Liabilities - Schedule of Accrued Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Accrued Liabilities Current [Abstract]    
Commissions $ 936 $ 989
Payroll and related expenses 1,907 645
Royalties 285 277
Interest payable 249 119
Final loan payment fees 116 1,281
Offering costs   323
Deferred rent 50 32
Other 110 45
Accrued Liabilities, Total $ 3,653 $ 3,711