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Business Segment Information
9 Months Ended
Sep. 30, 2019
Business Segment Information  
Business Segment Information

Note 11.  Business Segment Information

Operating segments are identified as components of an enterprise about which segment discrete financial information is available for evaluation by the chief operating decision maker in making decisions regarding resource allocation and assessing performance. The Company operates its business on the basis of one reportable segment—ophthalmic medical devices.

Three months ended

Nine months ended

September 30, 

September 30, 

Geographic Net Sales Information (in thousands)

    

2019

    

2018

    

2019

    

2018

  

United States

$

47,588

$

36,413

$

139,893

$

106,337

International

10,921

7,495

31,242

20,865

Total net sales

$

58,509

$

43,908

$

171,135

$

127,202