Consolidated Statements of Income - USD ($) shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenues	$ 656.6	$ 604.5	$ 1,922.5	$ 1,735.7
Operating expenses:
Compensation and benefits	129.0	127.9	371.6	347.0
Purchased services	46.3	54.5	146.5	159.1
Fuel	80.1	67.6	234.4	186.0
Mexican fuel excise tax credit	(11.1)	(15.6)	(35.6)	(49.6)
Equipment costs	30.9	32.0	93.3	85.9
Depreciation and amortization	81.9	76.9	241.6	226.9
Materials and other	65.7	61.4	186.9	172.8
Total operating expenses	422.8	404.7	1,238.7	1,128.1
Operating income	233.8	199.8	683.8	607.6
Equity in net earnings of affiliates	2.8	3.5	9.7	10.4
Interest expense	(25.2)	(25.2)	(74.9)	(73.2)
Foreign exchange gain (loss)	0.8	(19.8)	61.8	(47.3)
Other income (expense), net	(0.3)	0.0	0.7	(0.5)
Income before income taxes	211.9	158.3	681.1	497.0
Income tax expense	82.0	37.3	269.6	147.4
Net income	129.9	121.0	411.5	349.6
Less: Net income attributable to noncontrolling interest	0.6	0.4	1.2	1.1
Net income attributable to Kansas City Southern and subsidiaries	129.3	120.6	410.3	348.5
Preferred stock dividends	0.1	0.1	0.2	0.2
Net income available to common stockholders	$ 129.2	$ 120.5	$ 410.1	$ 348.3
Earnings per share:
Basic earnings per share	$ 1.24	$ 1.12	$ 3.89	$ 3.23
Diluted earnings per share	$ 1.23	$ 1.12	$ 3.88	$ 3.23
Average shares outstanding (in thousands):
Basic	104,324	107,621	105,297	107,800
Potentially dilutive common shares	354	191	285	199
Diluted	104,678	107,812	105,582	107,999