Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Data

Schedule of quarterly financial data

		Three months ended
		December 31,		September 30,		June 30,		March 31,
		(in thousands, except per share data)
2019
Operating results:
Total revenues	$	83,240	$	77,909	$	74,355	$	66,824
Cost of product revenues		39,479		40,138		41,382		41,605
Cost of licensing and other revenues		4,983		3,742		2,443		1,698
Gross profit		38,778		34,029		30,530		23,521
Operating expenses		73,589		55,123		59,166		55,267
Interest expense and other (expense) income, net		(386)		(1,999)		(1,885)		(2,271)
Income tax expense		14		(44)		(1,895)		(74)
Net loss	$	(35,183)	$	(23,137)	$	(32,416)	$	(34,091)
Per share data:
Net loss - basic	$	(0.46)	$	(0.33)	$	(0.48)	$	(0.54)
Net loss - diluted	$	(0.46)	$	(0.33)	$	(0.48)	$	(0.54)
2018
Operating results:
Total revenues	$	66,965	$	65,280	$	63,069	$	62,340
Cost of product revenues		40,345		39,477		39,204		39,055
Cost of licensing and other revenues		2,444		2,202		1,791		1,537
Gross profit		24,176		23,601		22,074		21,748
Operating expenses		53,903		50,767		49,292		52,265
Interest expense and other (expense) income, net		(2,128)		(2,332)		(6,493)		(2,252)
Income tax expense		14		(118)		(113)		(104)
Net loss	$	(31,841)	$	(29,616)	$	(33,824)	$	(32,873)
Per share data:
Net loss - basic	$	(0.51)	$	(0.49)	$	(0.62)	$	(0.61)
Net loss - diluted	$	(0.51)	$	(0.49)	$	(0.62)	$	(0.61)