Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
REVENUES:
New vehicle retail sales	$ 809,881	$ 785,851	$ 1,594,595	$ 1,431,972
Used vehicle retail sales	353,047	340,142	676,494	619,751
Used vehicle wholesale sales	60,607	55,678	122,558	98,190
Parts and service sales	204,091	194,063	399,041	379,498
Finance, insurance and other, net	46,519	42,775	90,759	80,251
Total revenues	1,474,145	1,418,509	2,883,447	2,609,662
COST OF SALES:
New vehicle retail sales	755,617	740,740	1,497,559	1,347,487
Used vehicle retail sales	318,499	307,596	613,046	560,768
Used vehicle wholesale sales	58,940	54,558	118,397	95,407
Parts and service sales	96,878	88,963	188,459	174,827
Total cost of sales	1,229,934	1,191,857	2,417,461	2,178,489
GROSS PROFIT	244,211	226,652	465,986	431,173
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES	183,051	182,465	358,935	348,871
DEPRECIATION AND AMORTIZATION EXPENSE	6,581	6,679	13,036	13,164
ASSET IMPAIRMENTS	142	1,482	364	1,482
INCOME FROM OPERATIONS	54,437	36,026	93,651	67,656
OTHER EXPENSE:
Floorplan interest expense	(6,521)	(8,633)	(13,281)	(16,199)
Other interest expense, net	(8,225)	(6,267)	(16,167)	(13,371)
Loss on redemption of long-term debt				(3,872)
INCOME BEFORE INCOME TAXES	39,691	21,126	64,203	34,214
PROVISION FOR INCOME TAXES	(15,008)	(8,357)	(24,158)	(13,464)
NET INCOME	$ 24,683	$ 12,769	$ 40,045	$ 20,750
BASIC EARNINGS PER SHARE	$ 1.10	$ 0.55	$ 1.78	$ 0.9
Weighted average common shares outstanding	22,533	23,084	22,558	23,110
DILUTED EARNINGS PER SHARE	$ 1.06	$ 0.54	$ 1.72	$ 0.88
Weighted average common shares outstanding	23,183	23,638	23,223	23,663
CASH DIVIDENDS PER COMMON SHARE	$ 0.11		$ 0.22