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Internal Use Software Development Costs (Tables)
 12 Months Ended
Dec. 31, 2019
Research and Development [Abstract]  
Schedule Of Internal Use Software Costs
Internal use software development costs were as follows:
 
 
December 31, 2019
 
December 31, 2018
 
 
(in thousands)
Internal use software development costs, gross
 
45,156

 
$
41,882

Accumulated amortization
 
(29,103
)
 
(27,312
)
Internal use software development costs, net
 
$
16,053

 
$
14,570