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Property and Equipment
3 Months Ended
Mar. 31, 2016
Property Plant And Equipment [Abstract]  
Property and Equipment

(4) Property and Equipment

 

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

 

 

Estimated Life

 

March 31, 2016

 

 

December 31,

2015

 

Computer equipment

3 years

 

$

79

 

 

$

90

 

Lab equipment

5 years

 

 

142

 

 

 

142

 

Furniture and fixtures

5 years

 

 

91

 

 

 

91

 

Computer software

3 years

 

 

85

 

 

 

84

 

Leasehold improvements

Lesser of useful life or life of the lease

 

 

8

 

 

 

8

 

 

 

 

 

405

 

 

 

415

 

Accumulated depreciation and amortization

 

 

 

(381

)

 

 

(387

)

Property and equipment, net

 

 

$

24

 

 

$

28

 

For the three months ended March 31, 2016 and 2015, depreciation and amortization expense was $5,000 and $4,000, respectively.