Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2013

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

The following table presents the detail of accrued liabilities for the periods presented (amounts in thousands):

	December 31,
	2013		2012
Payroll and other employee related costs	$	13,090	$	9,199
Professional services, consulting and other vendor fees	6,769		5,698
Sales commissions	1,778		490
Contingent earn-out (Note 7)	1,660		1,660
Other	2,122		864
Total	$	25,419	$	17,911