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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Condensed Consolidated Statements of Comprehensive Income
Net income	$ 120.4	$ 109.9	$ 363.1	$ 380.9
Other comprehensive income (loss), net of income tax:
Foreign currency translation adjustments	(19.7)	31.6	(8.9)	(9.4)
Unrealized holding losses on financial investments				(0.3)
Post-retirement benefit obligations	(0.1)		(0.1)	1.1
Comprehensive income	100.6	141.5	354.1	372.3
Comprehensive income allocated to participating securities	(0.4)	(0.3)	(1.1)	(1.0)
Comprehensive income allocated to common stockholders, net of income tax	$ 100.2	$ 141.2	$ 353.0	$ 371.3

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