XML 78 R108.htm IDEA: XBRL DOCUMENT v2.4.0.8
VALUATION AND QUALIFYING ACCOUNTS (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Allowances for doubtful accounts, deducted from accounts receivable
      
Movement in valuation and qualifying accounts      
Balance at Beginning of Period $ 31 $ 29 $ 34
Additions, Charged to Costs and Expenses 8 13 12
Deductions (12) (11) (17)
Balance at End of Period 27 31 29
Valuation Allowance on deferred tax assets
      
Movement in valuation and qualifying accounts      
Balance at Beginning of Period 787 688 462
Additions, Charged to Costs and Expenses (30) 113 178
Additions, Charged to Other Accounts (87) (14) 48
Balance at End of Period $ 670 $ 787 $ 688