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Property and Equipment
9 Months Ended
Sep. 30, 2017
Property Plant And Equipment [Abstract]  
Property and Equipment

(4) Property and Equipment

 

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

 

 

Estimated Life

 

September 30, 2017

 

 

December 31,

2016

 

Computer equipment

3 years

 

$

82

 

 

$

84

 

Lab equipment

5 years

 

 

142

 

 

 

142

 

Furniture and fixtures

5 years

 

 

83

 

 

 

83

 

Computer software

3 years

 

 

85

 

 

 

85

 

Leasehold improvements

Lesser of useful life or life of the lease

 

 

59

 

 

 

59

 

 

 

 

 

451

 

 

 

453

 

Accumulated depreciation and amortization

 

 

 

(403

)

 

 

(387

)

Property and equipment, net

 

 

$

48

 

 

$

66

 

For the nine months ended September 30, 2017 and 2016, depreciation and amortization expense was $21,000 and $17,000, respectively.