Consolidated Statements of Comprehensive Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Investment income	$ 5.7	$ 7.3	$ 17.0	$ 21.8
Net sales and revenues	4,928.4	4,300.1	13,877.9	12,524.9
Provision for losses on receivables			12.5	15.4
Income Before Income Taxes	552.4	440.0	1,439.9	1,210.1
Income taxes	181.0	130.6	475.4	373.0
Net Income	371.4	309.4	964.5	837.1
Net Income Per Share:
Basic	$ 1.05	$ 0.87	$ 2.72	$ 2.36
Diluted	$ 1.04	$ 0.87	$ 2.71	$ 2.36
Weighted Average Number of Common Shares Outstanding:
Basic	355.2	354.4	355.1	354.1
Diluted	356.3	355.4	356.2	355.0
Dividends declared per share	$ 0.22	$ 0.20	$ 0.64	$ 0.60
Comprehensive Income	109.3	428.2	757.2	805.5
Truck, Parts and Other
Net sales and revenues	4,622.5	4,006.6	12,975.7	11,649.5
Cost of sales and revenues	4,006.3	3,491.1	11,321.2	10,175.0
Research and development	50.5	56.6	153.1	190.5
Selling, general and administrative	112.4	111.1	348.6	341.1
Interest and other expense, net	3.5	3.3	4.0	4.4
Costs and Expenses, Total	4,172.7	3,662.1	11,826.9	10,711.0
Income Before Income Taxes	449.8	344.5	1,148.8	938.5
Financial Services
Interest and fees	118.0	116.4	345.6	345.2
Operating lease, rental and other revenues	187.9	177.1	556.6	530.2
Revenues	305.9	293.5	902.2	875.4
Interest and other borrowing expenses	32.6	37.9	102.9	116.2
Depreciation and other expense	147.3	140.2	440.0	423.2
Selling, general and administrative	24.3	23.6	72.7	70.8
Provision for losses on receivables	4.8	3.6	12.5	15.4
Costs and Expenses, Total	209.0	205.3	628.1	625.6
Income Before Income Taxes	$ 96.9	$ 88.2	$ 274.1	$ 249.8