Consolidated Statements of Comprehensive Income € in Millions, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($) $ / shares shares	Sep. 30, 2016 USD ($) $ / shares shares	Sep. 30, 2017 USD ($) $ / shares shares	Sep. 30, 2016 USD ($) $ / shares shares
Provision for losses on receivables			$ 17.4	$ 14.5
Investment income	$ 9.0	$ 8.5	25.8	20.6
Income before income taxes	581.8	494.9	1,569.0	711.5
Income taxes	179.1	148.7	483.0	478.6
Net Income	$ 402.7	$ 346.2	$ 1,086.0	$ 232.9
Net Income Per Share
Basic | $ / shares	$ 1.14	$ 0.99	$ 3.09	$ 0.66
Diluted | $ / shares	$ 1.14	$ 0.98	$ 3.08	$ 0.66
Weighted Average Number of Common Shares Outstanding
Basic | shares	351.9	351.0	351.7	351.1
Diluted | shares	352.9	351.8	352.8	351.8
Dividends declared per share | $ / shares	$ 0.25	$ 0.24	$ 0.74	$ 0.72
Comprehensive Income	$ 511.7	$ 346.6	$ 1,397.9	$ 323.2
Truck, Parts and Other
Net sales and revenues	4,731.5	3,953.2	13,065.1	12,079.6
Cost of sales and revenues	4,046.8	3,371.5	11,184.2	10,274.5
Research and development	67.0	59.2	194.1	179.6
Selling, general and administrative	112.9	105.5	332.0	326.0
European Commission charge	0.0	0.0	0.0	833.0
Interest and other expense, net	3.2	1.6	3.1	4.2
Costs and Expenses, Total	4,229.9	3,537.8	11,713.4	11,617.3
Income before income taxes	501.6	415.4	1,351.7	462.3
Financial Services
Interest and fees	111.2	105.9	317.6	320.4
Operating lease, rental and other revenues	217.0	190.3	619.1	562.6
Revenues	328.2	296.2	936.7	883.0
Interest and other borrowing expenses	38.3	32.2	109.8	95.1
Depreciation and other expenses	186.2	162.6	538.7	469.9
Selling, general and administrative	27.8	25.3	79.3	74.9
Provision for losses on receivables	4.7	5.1	17.4	14.5
Costs and Expenses, Total	257.0	225.2	745.2	654.4
Income before income taxes	$ 71.2	$ 71.0	$ 191.5	$ 228.6