Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2014

Payables and Accruals [Abstract]

Accrued Liabilities

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

	June 30, 2014		December 31, 2013
Payroll and other employee related costs	$	9,804	$	13,090
Professional services and consulting and other vendor fees	7,451		6,769
Sales commissions	3,142		1,778
Contingent earnout (Note 8)	3,220		1,660
Other	2,635		2,122
Total	$	26,252	$	25,419