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Property, Plant, and Equipment
12 Months Ended
Feb. 24, 2012
Property, Plant, and Equipment [Abstract]  
Property, Plant, and Equipment
6.
Property, Plant, and Equipment
 
The following is a summary of property, plant and equipment, at cost, and estimated useful lives at February 24, 2012 and February 25, 2011:
 
   
February 24, 2012
  
February 25, 2011
 
Land
 $100  $100 
Buildings and building additions
  3,851   3,851 
Machinery and equipment
  11,484   10,719 
Demonstration equipment
  12,605   10,716 
Office furniture and equipment
  1,301   1,194 
Building improvements
  3,003   2,870 
    32,344   29,450 
Less: accumulated depreciation
  (17,484)  (16,091)
Property, plant, and equipment, net
 $14,860  $13,359 
 
Depreciation expense for fiscal 2012 and fiscal 2011 was $1,393 and $1,051, respectively.
 
As of both February 24, 2012 and February 25, 2011, substantially all of the Company's long-lived assets were located in the United States of America.