XML 51 R12.htm IDEA: XBRL DOCUMENT v2.4.0.6
Inventories
6 Months Ended
Jun. 30, 2012
Inventories [Abstract]  
Inventories

(6)

Inventories

 

 

 

Inventories consisted of the following (in thousands):


 

 

 

 

 

 

 

 

 

 

June 30,
2012

 

December 31,
2011

 

Finished goods and demonstration equipment

 

$

2,383

 

$

2,644

 

Purchased parts and subassemblies

 

 

3,344

 

 

3,554

 

 

 

$

5,727

 

$

6,198