Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating Activities:
Net income	$ 344,679	$ 318,632
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	112,902	91,041
Noncash compensation	53,642	47,207
Noncash income from financial services	(21,810)	(10,778)
Deferred income taxes	(5,280)	(10,915)
Tax effect of share-based compensation exercises	(34,301)	(26,169)
Other, net	4,716	2,899
Changes in operating assets and liabilities:
Trade receivables	22,700	30,479
Inventories	(112,776)	(168,727)
Accounts payable	35,002	102,216
Accrued expenses	13,621	139
Income taxes payable/receivable	54,389	11,110
Prepaid expenses and others, net	(3,482)	(6,699)
Net cash provided by operating activities	464,002	380,435
Investing Activities:
Purchase of property and equipment	(148,998)	(146,473)
Investment in finance affiliate, net	22,227	8,480
Investment in other affiliates	(15,337)	(8,316)
Acquisition of businesses, net of cash acquired	(27,019)	(17,199)
Net cash used for investing activities	(169,127)	(163,508)
Financing Activities:
Borrowings under debt arrangements / capital lease obligations	2,155,310	1,921,386
Repayments under debt arrangements / capital lease obligations	(2,059,711)	(2,003,422)
Repurchase and retirement of common shares	(247,795)	(3,970)
Cash dividends to shareholders	(104,808)	(95,004)
Proceeds from stock issuances under employee plans	26,672	22,970
Tax effect of proceeds from share-based compensation exercises	34,301	26,169
Net cash used for financing activities	(196,031)	(131,871)
Impact of currency exchange rates on cash balances	(11,180)	(8,286)
Net increase in cash and cash equivalents	87,664	76,770
Cash and cash equivalents at beginning of period	137,600	92,248
Cash and cash equivalents at end of period	225,264	169,018
Noncash Activity:
Property and equipment obtained through capital leases and notes payable	14,500	24,908
Supplemental Cash Flow Information:
Interest paid on debt borrowings	6,965	6,823
Income taxes paid	$ 141,436	$ 179,708