Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2014

Payables And Accruals [Abstract]

Summary of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	December 31, 2013		June 30, 2014
Marketing programs	$	4,631	$	5,651
Payroll and payroll related		9,719		7,419
Professional fees		1,064		1,036
Other accrued liabilities		4,696		4,917
Total accrued liabilities	$	20,110	$	19,023