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Other Financial Information (Tables)
9 Months Ended
Sep. 30, 2011
Other Financial Information [Abstract] 
Warranties [Table Text Block]
Changes in the Company’s warranty reserve were as follows (in millions):

 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2011
 
2010
 
2011
 
2010
Beginning balance
$
38.1

 
$
38.3

 
$
35.9

 
$
38.2

Provisions made during the period, net
13.0

 
13.7

 
40.7

 
37.9

Change in estimate
(0.2
)
 
(1.9
)
 
(3.1
)
 
(2.4
)
Actual costs incurred during the period
(12.0
)
 
(13.7
)
 
(34.6
)
 
(37.3
)
Ending balance
$
38.9

 
$
36.4

 
$
38.9

 
$
36.4

Deferred revenue [Table Text Block]
Details of the Company's deferred revenue were as follows (in millions):
 
As of
 
September 30,
2011
 
December 31,
2010
Deferred product revenue:
 
 
 
Undelivered product commitments and other product deferrals
$
277.8

 
$
294.1

Distributor inventory and other sell-through items
130.1

 
143.4

Deferred gross product revenue
407.9

 
437.5

Deferred cost of product revenue
(130.6
)
 
(148.8
)
Deferred product revenue, net
277.3

 
288.7

Deferred service revenue
608.5

 
595.7

Total
$
885.8

 
$
884.4

Reported as:
 
 
 
Current
$
668.8

 
$
660.2

Long-term
217.0

 
224.2

Total
$
885.8

 
$
884.4

Changes in restructuring liability [Table Text Block]
The following table provides a summary of changes in the Company’s restructuring liability (in millions):

 
Remaining Liability as of
December 31, 2010
 
Charges
 
Cash payments
 
Non-cash Settlements and Other Adjustments
 
Remaining Liability as of
September 30, 2011
Facilities
$
7.7

 
$
0.1

 
$
(5.2
)
 
$
(1.5
)
 
$
1.1

Severance, contractual commitments, and other charges
0.2

 
16.7

 
(2.8
)
 
(1.9
)
 
12.2

Total
$
7.9

 
$
16.8

 
$
(8.0
)
 
$
(3.4
)
 
$
13.3

Interest and other income, net [Table Text Block]
Other expense and income, net consists of the following (in millions):

 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2011
 
2010
 
2011
 
2010
Interest income
$
2.2

 
$
2.8

 
$
7.2

 
$
8.0

Interest expense
(14.0
)
 
(2.6
)
 
(35.6
)
 
(6.2
)
Other
(4.2
)
 
—

 
(7.7
)
 
3.9

Other (expense) income, net
$
(16.0
)
 
$
0.2

 
$
(36.1
)
 
$
5.7