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Property and Equipment
12 Months Ended
Dec. 31, 2014
Property and Equipment [Abstract]  
Property and Equipment
Note 5
Property and Equipment:
  
December 31,
 
  
2014
  
2013
 
Lasers-in-service
 
$
18,974
  
$
12,599
 
Equipment, computer hardware and software
  
4,870
   
4,730
 
Furniture and fixtures
  
767
   
705
 
Leasehold improvements
  
481
   
534
 
   
25,092
   
18,568
 
Accumulated depreciation and amortization
  
(11,290
)
  
(8,079
)
Total property and equipment, net
 
$
13,802
  
$
10,489
 

Related depreciation and amortization expense was $3,657 in 2014, $2,875 in 2013 and $2,367 in 2012.