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Schedule II
12 Months Ended
Dec. 31, 2011
Schedule II [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE II - Valuation and Qualifying Accounts

 
 
Additions
 
 
Description
Balance at Beginning of Period
Charged to Costs and Expenses
Deductions (A)
Balance at End of Period
(In millions)
 
 
 
 
Balance at December 31, 2009
 
 
 
 
Reserve for Uncollectible Accounts
$
3.2

$
3.1

$
3.9

$
2.4

Balance at December 31, 2010
 
 
 
 
Reserve for Uncollectible Accounts
$
2.4

$
2.6

$
3.1

$
1.9

Balance at December 31, 2011
 
 
 
 
Reserve for Uncollectible Accounts
$
1.9

$
5.8

$
3.9

$
3.8

(A) Uncollectible accounts receivable written off, net of recoveries.