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Nature Of Operations And Summary Of Significant Accounting Policies (Tables)
 12 Months Ended
Aug. 31, 2012
Nature Of Operations And Summary Of Significant Accounting Policies [Abstract]  
Components Of Inventories

 

 

 

 

 

 

 

 

 

 

 

AUGUST 31,

 

2012

 

2011

Finished goods

$
4,028 

$
4,158 

Raw materials

 
133 

 
143 

 

$
4,161 

$
4,301 

 

 

Useful Life Of Property And Equipment

Description

Useful Lives

Buildings

20 years

Machinery and equipment

3-7 years

Computer hardware and software

3-5 years

Furniture, fixtures, and leasehold improvements

5-8 years

 

Accrued Liabilities

 

 

 

 

 

AUGUST 31,

 

2012

 

2011

Accrued compensation

$
9,549 

$
7,854 

Unearned revenue

 
4,780 

 
4,710 

Intellectual property royalties

 
1,907 

 
1,702 

Customer credits

 
1,421 

 
2,341 

Other accrued liabilities

 
6,873 

 
6,206 

 

$
24,530 

$
22,813