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Selected Quarterly Information (Unaudited)
 12 Months Ended
Dec. 31, 2019
Selected Quarterly Financial Information [Abstract]  
Selected Quarterly Information (Unaudited)

Note 21 — Selected Quarterly Information (Unaudited)

 

 

 

Three Months Ended,

 

 

 

March 31,

2019

 

 

June 30,

2019

 

 

September 30,

2019

 

 

December 31,

2019

 

Product revenues

 

$

257,921

 

 

$

243,326

 

 

$

240,056

 

 

$

230,381

 

Gross margin

 

 

75,307

 

 

 

72,714

 

 

 

74,692

 

 

 

65,622

 

Net income

 

 

8,414

 

 

 

2,751

 

 

 

15,887

 

 

 

10,454

 

Basic earnings per share

 

$

0.25

 

 

$

0.08

 

 

$

0.48

 

 

$

0.32

 

Diluted earnings per share

 

$

0.25

 

 

$

0.08

 

 

$

0.48

 

 

$

0.32

 

 

 

 

 

Three Months Ended,

 

 

 

March 31,

2018

 

 

June 30,

2018

 

 

September 30,

2018

 

 

December 31,

2018

 

Product revenues (a)

 

$

264,586

 

 

$

266,400

 

 

$

261,504

 

 

$

256,015

 

Gross margin

 

 

81,242

 

 

 

77,092

 

 

 

75,704

 

 

 

70,820

 

Net income (loss)

 

 

12,966

 

 

 

16,659

 

 

 

(355

)

 

 

12,629

 

Basic earnings (loss) per share

 

$

0.35

 

 

$

0.46

 

 

$

(0.01

)

 

$

0.37

 

Diluted earnings (loss) per share

 

$

0.35

 

 

$

0.45

 

 

$

(0.01

)

 

$

0.36

 

 

 

a)

Product revenues for 2018 have been adjusted to conform with the current year presentation, related to a reclassification of customer relationship amortization from product revenues to selling, general and administrative expenses.  See Note 2, “Significant Accounting Policies” to the consolidated financial statements included in this Report for further details regarding these adjustments.