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Property and Equipment
 3 Months Ended
Mar. 31, 2018
Property Plant And Equipment [Abstract]  
Property and Equipment

(4) Property and Equipment

Property and equipment consisted of the following (in thousands):

 

 

 

Useful life

in years

 

 

As of  March 31, 2018

 

 

As of  December 31, 2017

 

Furniture and equipment

 

 

5

 

 

$

1,867

 

 

$

1,854

 

System hardware

 

 

5

 

 

 

1,415

 

 

 

1,623

 

Office computers

 

 

3

 

 

 

2,775

 

 

 

2,586

 

Computer and system software

 

 

3

 

 

 

1,223

 

 

 

1,193

 

 

 

 

 

 

 

 

7,280

 

 

 

7,256

 

Less accumulated depreciation and amortization

 

 

 

 

 

 

(4,799

)

 

 

(4,460

)

Property and equipment, net

 

 

 

 

 

$

2,481

 

 

$

2,796

 

 

Depreciation and amortization expense for property and equipment was $0.4 million and $0.8 million for the three months ended March 31, 2018 and 2017, respectively.