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Warranties (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Changes in the accruals for warranties
Beginning balance	$ 12.6	$ 14.5	$ 12.5	$ 13.5
Warranty costs incurred	(1.5)	(1.5)	(3.0)	(3.9)
Warranty originations and revisions	3.4	1.4	6.0	5.2
Warranty expirations	(1.0)	(0.6)	(2.0)	(1.0)
Ending balance	$ 13.5	$ 13.8	$ 13.5	$ 13.8

- Definition

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.

+ References+ Details