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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2012
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure
Description
 
Balance  at
Beginning
of Year 
 
Costs and
Expenses,
(Recovery of)
 
Additions Charged to Other (1)
 
Deductions (2)
 
Balance at  
End  of Year
Allowance for doubtful accounts
 
 
 
 
 
 
 
 
 
 
Year Ended December 31, 2012
 
$
16,685

 
1,163

 
337

 
(6,713
)
 
$
11,472

Year Ended December 31, 2011
 
$
17,287

 
2,238

 
743

 
(3,583
)
 
$
16,685

Year Ended December 31, 2010
 
$
36,188

 
(5,126
)
(3) 
18

 
(13,793
)
 
$
17,287

_________________
(1)
Amount principally relates to business acquisitions and divestitures, and the effect of exchange rate changes.
(2)
Deductions primarily represent uncollectible balances of accounts receivable written off, net of recoveries.
(3)
Primarily relates to recovery of amounts previously determined to be uncollectible.