Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2014

Accrued Liabilities, Current [Abstract]

Schedule of accrued liabilities

Accrued liabilities consisted of the following (in thousands):

	June 30, 2014		December 31, 2013
Accrued compensation	$	5,989	$	5,767
Accrued commissions	1,641		1,666
Accrued restructuring	211		902
Other accrued liabilities	4,115		4,539
Total accrued liabilities	$	11,956	$	12,874