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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2012
Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts
SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS
(in millions)

 
Balance at
Beginning
of Period
 
Charges
 
(Deductions)
 
Balance at
End of
Period
Year ended December 31, 2012
 
 
 
 
 
 
 
Deducted from asset accounts:
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
7.6

 
$
6.9

(1) 
$
(3.3
)
(2) 
$
11.2

Provision for inventory obsolescence
2.2

 
2.3

(3) 
(2.5
)
(4) 
2.0

Unrealized losses on securities available for sale
1.0

 
—

 
(0.8
)
(5) 
0.2

Valuation allowance for deferred tax assets
2.8

 
0.5

(6) 
(1.3
)
(7) 
2.0

Total
$
13.6

 
$
9.7

 
$
(7.9
)
 
$
15.4

Year ended December 31, 2011
 
 
 
 
 
 
 
Deducted from asset accounts:
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
8.3

 
$
2.0

(1) 
$
(2.7
)
(2) 
$
7.6

Provision for inventory obsolescence
0.4

 
3.1

(3) 
(1.3
)
(4) 
2.2

Unrealized losses on securities available for sale
0.8

 
0.7

(8) 
(0.5
)
(9) 
1.0

Valuation allowance for deferred tax assets
5.6

 
0.4

(6) 
(3.2
)
(7) 
2.8

Total
$
15.1

 
$
6.2

 
$
(7.7
)
 
$
13.6

Year ended December 31, 2010
 
 
 
 
 
 
 
Deducted from asset accounts:
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
10.2

 
$
2.7

(1) 
$
(4.6
)
(2) 
$
8.3

Provision for inventory obsolescence
0.1

 
0.3

(3) 
—

 
0.4

Unrealized losses on securities available for sale
3.0

 
—

 
(2.2
)
(10) 
0.8

Valuation allowance for deferred tax assets
5.4

 
0.2

(6) 
—

 
5.6

Total
$
18.7

 
$
3.2

 
$
(6.8
)
 
$
15.1


(1)
Provision for doubtful accounts.
(2)
Write-offs and reversals of uncollectible accounts.
(3)
Provision for inventory obsolescence.
(4)
Inventory write-offs.
(5)
The increase in unrealized gains recorded in other comprehensive income.
(6)
Increase in the foreign tax loss carryforward.
(7)
Decrease in valuation allowance for deferred tax assets is due primarily to the utilization of tax loss carryforwards and other tax benefits.
(8)
Unrealized losses and reductions to unrealized gains recorded in other comprehensive income.
(9)
Represents reversal of unrealized losses upon redemption of security.
(10)
Represents credit and other losses recognized in earnings, net of reversal of unrealized losses upon sale of securities and unrealized gains recognized in other comprehensive income.