Product Support Liabilities (Tables)

3 Months Ended

Mar. 31, 2012

Changes in Product Support Liabilities

Changes in product support liabilities are summarized as follows:

	2012			2011
Balance at January 1	$	448.7		$	372.2
Cost accruals and revenue deferrals		87.7			57.2
Payments and revenue recognized		(58.6	)		(43.8	)
Currency translation		8.2			14.1
Balance at March 31	$	486.0		$	399.7