XML 88 R18.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Quarterly Financial Data (Unaudited)
 12 Months Ended
Dec. 31, 2019
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Financial Data (Unaudited) Quarterly Financial Data (Unaudited)
The following table is in thousands, except per share amounts:
Quarter Ended
March 31
 
June 30
 
September 30
 
December 31
2019
 
 
 
 
 
 
 
Product revenue, net
$
64,829

 
$
72,257

 
$
81,505

 
$
87,895

Gross profit on product revenue
63,589

 
70,880

 
80,054

 
86,459

Net income
18,274

 
20,186

 
26,340

 
29,381

Basic net income per share
$
0.16

 
$
0.18

 
$
0.23

 
$
0.26

Diluted net income per share
$
0.15

 
$
0.17

 
$
0.22

 
$
0.24

 
 
 
 
 
 
 
 
2018
 
 
 
 
 
 
 
Product revenue, net
$
57,659

 
$
62,312

 
$
64,445

 
$
66,831

Gross profit on product revenue
56,485

 
61,158

 
63,137

 
65,252

Net income
17,459

 
18,196

 
17,747

 
22,008

Basic net income per share
$
0.15


$
0.16


$
0.15


$
0.19

Diluted net income per share
$
0.14


$
0.14


$
0.14


$
0.18