Accrued and Other Current Liabilities

12 Months Ended

Dec. 31, 2014

Accrued and Other Current Liabilities

Accrued And Other Current Liabilities

Accrued and Other Current Liabilities

Accrued and other current liabilities consisted of the following (in thousands):

	December 31,
	2014		2013
Accrued payroll-related expenses	$	9,270	$	6,791
Accrued expenses	4,987		1,993
Total accrued liabilities	$	14,257	$	8,784
Patent and other assets purchased but not paid	$	—	$	563
Other current liabilities	640		1,075
Total other current liabilities	$	640	$	1,638