Selected Balance Sheet Accounts (Details 4) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Selected Balance Sheet Accounts [Abstract]
Compensation and related costs	$ 2,469	$ 3,540
Professional fees and other accrued expenses	3,080	3,209
Amounts due to customers	247	208
Other current liabilities	653	692
Total accrued expenses and other current liabilities	$ 6,449	$ 7,649	[1]

[1] Amounts were derived from audited financial statements