Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
OPERATING ACTIVITIES:
Net income (loss)	$ 310.3	$ (594.6)
Adjustments to reconcile net income (loss) to cash provided by operations:
Depreciation and amortization, Property, plant and equipment	73.9	75.8
Depreciation and amortization, Equipment on operating leases and other	185.3	166.7
Provision for losses on financial services receivables	5.9	3.4
Other, net	(16.0)	(17.4)
European Commission charge	0.0	942.6
Change in operating assets and liabilities:
Trade and other receivables	(280.4)	(215.4)
Wholesale receivables on new trucks	(80.8)	73.7
Sales-type finance leases and dealer direct loans on new trucks	59.4	49.2
Inventories	(34.8)	(10.4)
Accounts payable and accrued expenses	187.6	210.5
Income taxes, warranty and other	200.1	111.7
Net Cash Provided by Operating Activities	610.5	795.8
INVESTING ACTIVITIES:
Originations of retail loans and direct financing leases	(585.0)	(603.7)
Collections on retail loans and direct financing leases	615.6	592.3
Net decrease in wholesale receivables on used equipment	1.2	6.5
Purchases of marketable debt securities	(246.6)	(304.1)
Proceeds from sales and maturities of marketable debt securities	186.3	318.1
Payments for property, plant and equipment	(92.7)	(77.3)
Acquisitions of equipment for operating leases	(336.6)	(340.1)
Proceeds from asset disposals	120.8	116.1
Net Cash Used in Investing Activities	(337.0)	(292.2)
FINANCING ACTIVITIES:
Payments of cash dividends	(294.7)	(576.9)
Purchases of treasury stock	0.0	(56.3)
Proceeds from stock compensation transactions	17.8	2.6
Net increase (decrease) in commercial paper and short-term bank loans	18.8	(117.9)
Proceeds from term debt	412.0	525.6
Payments on term debt	(599.6)	(500.0)
Net Cash Used in Financing Activities	(445.7)	(722.9)
Effect of exchange rate changes on cash	20.9	50.2
Net Decrease in Cash and Cash Equivalents	(151.3)	(169.1)
Cash and cash equivalents at beginning of period	1,915.7	2,016.4
Cash and cash equivalents at end of period	$ 1,764.4	$ 1,847.3