Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ 57.5	$ (200.6)
Gross
Recognition of pension items	1.1	0.8
Unrealized gains (losses) on derivative instruments for net investment hedge	9.0	(14.3)
Unrealized (losses) gains on derivative instruments for cash flow hedge	(1.7)	1.3
Foreign currency translation adjustments	16.2	27.4
Other comprehensive (loss) income	24.6	15.2
Taxes
Recognition of pension items	(0.3)	(0.2)
Unrealized gains (losses) on derivative instruments for net investment hedge	(2.2)	3.6
Unrealized (losses) gains on derivative instruments for cash flow hedge	0.4	(0.5)
Foreign currency translation adjustments	(0.7)	1.0
Other comprehensive (loss) income	(2.8)	3.9
Net
Recognition of pension items	0.8	0.6
Unrealized gains (losses) on derivative instruments for net investment hedge	6.8	(10.7)
Unrealized (losses) gains on derivative instruments for cash flow hedge	(1.3)	0.8
Foreign currency translation adjustments	15.5	28.4
Other comprehensive (loss) income	21.8	19.1
Comprehensive income (loss), net of taxes	$ 79.3	$ (181.5)