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Property And Equipment
 12 Months Ended
Dec. 31, 2019
Property, Plant and Equipment [Abstract]  
Property And Equipment Property and Equipment
A summary of property and equipment at December 31, 2019 and 2018 is as follows:
 
2019
 
2018
Computer software, purchased and internally developed
$
4,314

 
$
3,532

Computer equipment, furniture and other equipment
1,264

 
1,266

Leasehold improvements
715

 
563

Building and improvements
169

 
169

Land and improvements
17

 
18

Property and equipment, gross
6,479

 
5,548

Accumulated depreciation and amortization
(3,346
)
 
(2,813
)
Property and equipment, net
$
3,133

 
$
2,735


Depreciation expense for 2019, 2018 and 2017 was $147, $124 and $111, respectively. Amortization expense on computer software and leasehold improvements for 2019, 2018 and 2017 was $528, $528 and $490, respectively, which includes amortization expense on computer software, both purchased and internally developed, for 2019, 2018 and 2017 of $450, $465 and $435, respectively. Capitalized costs related to the internal development of software of $3,939 and $3,226 at December 31, 2019 and 2018, respectively, are reported with computer software.