Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net earnings	$ 134.0	$ 68.0	$ 360.7	$ 158.7
Gross
Recognition of pension items	2.3	1.3	5.1	3.5
Unrealized (losses) gains on derivative instruments for net investment hedge	(20.0)	17.2	(21.7)	20.2
Unrealized (losses) gains on derivative instruments for cash flow hedge	(3.2)	1.1	(0.1)	(0.7)
Foreign currency translation adjustments	7.2	(28.8)	(77.7)	(22.4)
Other comprehensive (loss) income	(13.7)	(9.2)	(94.4)	0.6
Taxes
Recognition of pension items	(0.5)	(0.4)	(1.2)	(0.9)
Unrealized (losses) gains on derivative instruments for net investment hedge	5.0	(4.3)	5.4	(5.0)
Unrealized (losses) gains on derivative instruments for cash flow hedge	0.9	(0.3)	0.1	0.2
Foreign currency translation adjustments	2.4	(3.2)	0.2	(3.3)
Other comprehensive (loss) income	7.8	(8.2)	4.5	(9.0)
Net
Recognition of pension items	1.8	0.9	3.9	2.6
Unrealized (losses) gains on derivative instruments for net investment hedge	(15.0)	12.9	(16.3)	15.2
Unrealized (losses) gains on derivative instruments for cash flow hedge	(2.3)	0.8	0.0	(0.5)
Foreign currency translation adjustments	9.6	(32.0)	(77.5)	(25.7)
Other comprehensive (loss) income	(5.9)	(17.4)	(89.9)	(8.4)
Comprehensive income, net of taxes	$ 128.1	$ 50.6	$ 270.8	$ 150.3