Product Warranties (Tables)

3 Months Ended

Mar. 31, 2013

Product Warranties

Summary of change in product warranty liabilities

(in millions)	2013
December 31, 2012 reserve	$	16.9
Current year provision	4.6
Current year claims	(4.5		)
March 31, 2013 reserve	$	17.0

Schedule of product warranty deferred revenue liability

	March 31,		December 31,
(in millions)	2013		2012
Deferred revenue
Current	$	16.4	$	16.8
Long-term	136.6		135.4
Deferred revenue liability	$	153.0	$	152.2