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Accrued Compensation and related expenses (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Accrued Compensation and related expenses [Abstract]
Accrued payroll and related taxes	$ 1,932	$ 707
Accrued vacation	442	290
Accrued commissions and bonus	1,600	2,233
Total accrued compensation and related expense	$ 3,974	$ 3,230

Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. 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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