Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Net income	$ 144.9	$ 146.9
Other comprehensive income:
Unrealized gain on interest rate derivative instruments during the period, net of tax of $1.6 million	4.5	0.0
Foreign currency translation adjustments, net of tax of $0.5 million for 2017	1.2	0.8
Other comprehensive income	5.7	0.8
Comprehensive income	150.6	147.7
Less: Comprehensive income attributable to noncontrolling interest	0.4	0.3
Comprehensive income attributable to Kansas City Southern and subsidiaries	$ 150.2	$ 147.4