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Revenue Recognition (ASC 606) (Tables)
12 Months Ended
Dec. 31, 2018
Disaggregation Of Revenue [Abstract]  
Schedule of Revenue Disaggregated by Source

The table below presents revenue disaggregated by source, for the years ended December 31, 2018 and 2017:

 

 

2018

 

 

2017

 

 

(in thousands)

 

Services

$

6,455

 

 

$

5,093

 

Products

 

1,136

 

 

 

623

 

 

$

7,591

 

 

$

5,716