Annual report pursuant to Section 13 and 15(d)

Basis of Presentation and Summary of Significant Accounting Policies (Tables)

v3.3.1.900
Basis of Presentation and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2015
Accounting Policies [Abstract]  
Schedule of estimated ranges of useful lives of property and equipment
Property, equipment and leasehold improvements are stated at cost less accumulated depreciation and amortization and depreciated using the straight-line method over their estimated useful lives as follows:
 
Asset classification
Estimated useful life
 
Laboratory equipment
5 years
 
 
 
 
Computer equipment and software
3 to 5 years
 
 
 
 
Office equipment and furniture
5 years
 
 
 
 
Leasehold improvements
Lesser of useful life or lease term
Property and equipment, net consisted of the following (in thousands): 
 
December 31,
 
2015
 
2014
Laboratory equipment
$
20,503

 
$
23,002

Leasehold improvements
10,369

 
9,773

Computer equipment and software
3,271

 
3,262

Office equipment and furniture
1,178

 
1,227

Construction in progress (1)
3

 
24

Property and equipment
35,324

 
37,288

Less: accumulated depreciation and amortization
(32,215
)
 
(31,452
)
Impairment of laboratory equipment

 
(1,841
)
Property and equipment, net
$
3,109

 
$
3,995

(1)
Construction in progress includes equipment received but not yet placed into service pending installation.