XML 35 R13.htm IDEA: XBRL DOCUMENT v2.4.0.6
Property and equipment, net - Note 7
12 Months Ended
Dec. 31, 2011
Notes to Financial Statements  
Property and equipment, net - Note 7

7. Property and equipment, net

Property and equipment consists of the following:

            December 31,
            2011     2010
Production equipment         $ 5,144,000    $ 4,749,000 
Leasehold improvements           3,344,000      3,317,000 
Computer hardware and software/lab equipment           8,917,000      8,802,000 
Office furniture and equipment           1,485,000      1,591,000 
            18,890,000      18,459,000 
Less: Accumulated depreciation           (16,543,000)     (14,290,000)
          $ 2,347,000    $ 4,169,000 

Depreciation expense was $2.4 million, $1.7 million, and $1.1 million, in 2011, 2010, and 2009, respectively.