Guarantees and Indemnifications (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Beginning Balance	$ 27.9	$ 28.3	$ 30.3	$ 29.5
Accrued to expense	0.2	3.8	0.5	4.9
Payments made	(1.6)	(1.5)	(4.3)	(3.8)
Ending Balance	26.5	30.6	26.5	30.6
Current portion of warranty reserves	(12.0)	(10.0)	(12.0)	(10.0)
Long-term portion of warranty reserves	$ 14.5	$ 20.6	$ 14.5	$ 20.6

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer) for estimated claims under standard and extended warranty protection rights granted to customers.

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