Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
REVENUES:
New vehicle retail sales	$ 862,660	$ 822,121	$ 2,457,255	$ 2,254,093
Used vehicle retail sales	377,115	340,625	1,053,609	960,376
Used vehicle wholesale sales	69,051	58,463	191,609	156,653
Parts and service sales	210,067	196,264	609,108	575,762
Finance, insurance and other, net	51,496	44,282	142,255	124,533
Total revenues	1,570,389	1,461,755	4,453,836	4,071,417
COST OF SALES:
New vehicle retail sales	806,498	775,046	2,304,057	2,122,533
Used vehicle retail sales	345,048	310,055	958,094	870,823
Used vehicle wholesale sales	69,254	58,158	187,651	153,565
Parts and service sales	100,836	89,657	289,295	264,484
Total cost of sales	1,321,636	1,232,916	3,739,097	3,411,405
GROSS PROFIT	248,753	228,839	714,739	660,012
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES	188,185	173,925	547,120	522,796
DEPRECIATION AND AMORTIZATION EXPENSE	6,845	6,772	19,881	19,936
ASSET IMPAIRMENTS	3,644	1,639	4,008	3,121
INCOME FROM OPERATIONS	50,079	46,503	143,730	114,159
OTHER EXPENSE:
Floorplan interest expense	(6,964)	(9,021)	(20,245)	(25,220)
Other interest expense, net	(8,644)	(6,894)	(24,811)	(20,265)
Loss on redemption of long-term debt				(3,872)
INCOME BEFORE INCOME TAXES	34,471	30,588	98,674	64,802
PROVISION FOR INCOME TAXES	(12,977)	(11,603)	(37,135)	(25,067)
NET INCOME	$ 21,494	$ 18,985	$ 61,539	$ 39,735
BASIC EARNINGS PER SHARE	$ 0.98	$ 0.85	$ 2.75	$ 1.74
Weighted average common shares outstanding	22,020	22,419	22,377	22,877
DILUTED EARNINGS PER SHARE	$ 0.94	$ 0.83	$ 2.67	$ 1.70
Weighted average common shares outstanding	22,778	22,926	23,073	23,414
CASH DIVIDENDS PER COMMON SHARE	$ 0.13		$ 0.35