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OTHER FINANCIAL INFORMATION
12 Months Ended
Feb. 28, 2012
Organization, Consolidation and Presentation Of Financial Statements [Abstract]  
Additional Financial Information Disclosure [Text Block]

NOTE 9 – OTHER FINANCIAL INFORMATION

     Prepaid expenses and other current assets consist of the following (in thousands):

February 28,
      2012       2011
Deferred product costs $ 2,091 $ 1,994
Costs and estimated earnings in excess of billings
       on uncompleted contracts 556 1,331
Other 1,676 1,872
$      4,323 $      5,197
 
Supplemental Cash Flow Information

     "Net cash provided (used) by operating activities" in the consolidated statements of cash flows includes cash payments for interest expense and income taxes as follows (in thousands):

Year Ended February 28,
        2012       2011       2010
Interest expense paid $      756 $      1,076 $      942
Income tax paid (net refunds received) $ (64 ) $ (803 ) $ (6 )
 
Valuation and Qualifying Accounts

     Following is the Company's schedule of valuation and qualifying accounts for the last three years (in thousands):

Charged
Balance at (credited) Balance at
beginning to costs and end of
      of period       expenses       Deductions       period
Allowance for doubtful accounts:
       Fiscal 2010 552 486 (625 ) 413
       Fiscal 2011 413 386 (509 ) 290
       Fiscal 2012 290 114 (150 ) 254
 
Warranty reserve:
       Fiscal 2010 3,286 305 (2,360 ) 1,231
       Fiscal 2011 1,231 647           (1,178 ) 700
       Fiscal 2012 700 635 (341 ) 994
 
Deferred Tax Assets Valuation Allowance
       Fiscal 2010 18,230 24,074 (1,007 ) 41,297
       Fiscal 2011 41,297 1,652 (1,767 ) 41,182
       Fiscal 2012 41,182 1,816 (3,944 ) 39,054