Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current Assets:
Cash and cash equivalents	$ 412,898	$ 325,336
Trade receivables, net	136,346	115,302
Inventories, net	410,034	298,042
Prepaid expenses and other	43,576	37,608
Income taxes receivable	7,936	24,723
Deferred tax assets	80,040	77,665
Total current assets	1,090,830	878,676
Property and equipment, net	230,605	213,778
Deferred tax assets	13,768	10,601
Goodwill and other intangible assets, net	76,704	77,718
Total Assets	1,471,428	1,228,024
Current Liabilities:
Current portion of capital lease obligations	2,607	2,653
Accounts payable	228,332	146,743
Accrued expenses:
Compensation	159,637	187,671
Warranties	41,571	44,355
Sales promotions and incentives	105,340	81,228
Dealer holdback	75,983	76,512
Other	84,150	75,730
Income taxes payable	3,286	639
Total current liabilities	700,906	615,531
Long-term income taxes payable	6,749	7,837
Capital lease obligations	4,692	4,600
Long-term debt	100,000	100,000
Total liabilities	812,347	727,968
Shareholders' Equity:
Preferred stock $0.01 par value, 20,000 shares authorized, no shares issued and outstanding
Common stock $0.01 par value, 160,000 shares authorized, 68,699 and 68,430 shares issued and outstanding	687	684
Additional paid-in capital	233,770	165,518
Retained earnings	413,070	321,831
Accumulated other comprehensive income, net	11,554	12,023
Total shareholders' equity	659,081	500,056
Total Liabilities and Shareholders' Equity	1,471,428	1,228,024
Finance
Current Assets:
Investments in affiliates	47,521	42,251
Other Affiliates
Current Assets:
Investments in affiliates	$ 12,000	$ 5,000