CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Net sales:
Total net sales	$ 2,001.7	$ 1,077.8	$ 5,831.6	$ 3,245.7
Cost of sales:
Total cost of sales	(1,402.3)	(775.8)	(4,228.5)	(2,308.8)
Gross profit	599.4	302.0	1,603.1	936.9
Operating expenses:
Selling, general and administrative expenses	(292.2)	(146.8)	(842.9)	(465.2)
Engineering expenses	(58.6)	(20.1)	(150.3)	(61.6)
Amortization expense	(79.5)	(9.9)	(172.9)	(30.1)
Total operating expenses	(430.3)	(176.8)	(1,166.1)	(556.9)
Income from operations	169.1	125.2	437.0	380.0
Other income and expenses:
Interest expense, net	(57.7)	(23.7)	(160.8)	(75.9)
Other income (expense), net	1.9	1.2	(4.1)	6.0
Income from operations before income taxes	113.3	102.7	272.1	310.1
Income tax expense	(22.7)	(16.6)	(82.6)	(53.2)
Net income	90.6	86.1	189.5	256.9
Less: Net loss attributable to noncontrolling interest	0.5	1.6	1.5	3.7
Net income attributable to Wabtec shareholders	$ 91.1	$ 87.7	$ 191.0	$ 260.6
Basic
Net income attributable to Wabtec shareholders (in dollars per share)	$ 0.48	$ 0.91	$ 1.17	$ 2.71
Diluted
Net income attributable to Wabtec shareholders (in dollars per share)	$ 0.48	$ 0.91	$ 1.11	$ 2.70
Weighted average shares outstanding
Basic (in shares)	189.6	96.2	163.2	95.9
Diluted (in shares)	191.5	96.6	172.2	96.4
Goods
Net sales:
Total net sales	$ 1,605.4	$ 1,031.7	$ 4,932.4	$ 3,108.3
Cost of sales:
Total cost of sales	(1,184.1)	(735.8)	(3,635.4)	(2,194.2)
Services
Net sales:
Total net sales	396.3	46.1	899.2	137.4
Cost of sales:
Total cost of sales	$ (218.2)	$ (40.0)	$ (593.1)	$ (114.6)