Accrued Liabilities

12 Months Ended

Dec. 31, 2013

Payables And Accruals [Abstract]

Accrued Liabilities

8. Accrued Liabilities

Accrued liabilities consisted of the following at December 31:

	2013		2012
	(In thousands)
Salaries and bonuses	$	4,701	$	2,071
Clinical study costs		539		847
Accounting and legal		272		491
Other accrued liabilities		1,576		1,072
	$	7,088	$	4,481