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Schedule II
 12 Months Ended
Dec. 31, 2011
Valuation And Qualifying Accounts Disclosure [Line Items]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Description
 
Balance at
Beginning of Year
 
Charges to
Costs and
Expenses (a)
 
Deductions to
Allowances for
Uncollectible
Accounts (b)
 
Charges to
(Deductions from)
Other Accounts (c)
 
Balance at
End of Year
Year Ended December 31, 2011:
 
 
 
 
 
 
 
 
 
 
Allowances for uncollectible accounts and sales returns and allowances
 
$
125

 
11

 
(13
)
 
(7
)
 
$
116

Year Ended December 31, 2010:
 
 
 
 
 
 
 
 
 
 
Allowances for uncollectible accounts and sales returns and allowances
 
$
110

 
27

 
(15
)
 
3

 
$
125

Year Ended December 31, 2009:
 
 
 
 
 
 
 
 
 
 
Allowances for uncollectible accounts and sales returns and allowances
 
$
131

 
27

 
(14
)
 
(34
)
 
$
110