Comprehensive Income (Details) (USD $) In Millions	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Comprehensive Income [Abstract]
Net income	$ 20.1	$ 21.7	$ 39.7	$ 41.6
Other comprehensive income (loss), net of tax: [Abstract]
Foreign currency translation adjustments	10.2	(28.0)	31.5	(46.6)
Defined benefit pension and other postretirement plans	0.6	0.8	0.5	2.0
Unrealized gains (losses) on derivatives: [Abstract]
Unrealized gains arising during the period	0.1	0.4	0.1	0.9
Losses included in net income	(0.6)	(0.8)	(1.4)	(1.6)
Net unrealized losses on derivatives	(0.5)	(0.4)	(1.3)	(0.7)
Other comprehensive income (loss), net of tax	10.3	(27.6)	30.7	(45.3)
Comprehensive income (loss)	$ 30.4	$ (5.9)	$ 70.4	$ (3.7)

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the economic entity, including both controlling (parent) and noncontrolling interests. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, including any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.

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