Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2013

Payables And Accruals [Abstract]

Schedule of Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

	SEPTEMBER 30, 2013		DECEMBER 31, 2012
Accrued compensation	$	1,593	$	1,342
Accrued expenses		1,380		1,295
Accrued product rebates		—		386
	$	2,973	$	3,023