Consolidated Statements of Income - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenues	$ 638.6	$ 609.5
Operating expenses:
Compensation and benefits	121.6	117.4
Purchased services	47.1	48.8
Fuel	81.3	75.4
Mexican fuel excise tax credit	(9.2)	(11.7)
Equipment costs	32.2	31.2
Depreciation and amortization	83.3	79.3
Materials and other	63.6	58.4
Total operating expenses	419.9	398.8
Operating income	218.7	210.7
Equity in net earnings of affiliates	1.0	4.0
Interest expense	(25.5)	(24.7)
Foreign exchange gain	27.8	46.8
Other income (expense), net	(0.3)	1.1
Income before income taxes	221.7	237.9
Income tax expense	76.8	91.0
Net income	144.9	146.9
Less: Net income attributable to noncontrolling interest	0.4	0.3
Net income attributable to Kansas City Southern and subsidiaries	144.5	146.6
Preferred stock dividends	0.1	0.1
Net income available to common stockholders	$ 144.4	$ 146.5
Earnings per share:
Basic earnings per share	$ 1.41	$ 1.38
Diluted earnings per share	$ 1.40	$ 1.38
Average shares outstanding (in thousands):
Basic	102,574	106,111
Potentially dilutive common shares	402	215
Diluted	102,976	106,326