Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Assets
Cash and cash equivalents	$ 16,093	$ 42,839
Accounts receivable, net of allowance for doubtful accounts of $153 and $336	140,086	133,149
Inventories, net	755,698	723,326
Deferred income taxes	1,999	3,832
Other current assets	9,477	17,484
Assets held for sale	11,845	12,579
Total Current Assets	935,198	933,209
Property and equipment, net of accumulated depreciation of $104,105 and $97,883	452,367	425,086
Goodwill	40,313	32,047
Franchise value	66,465	62,429
Deferred income taxes	15,826	17,123
Other non-current assets	29,009	22,808
Total Assets	1,539,178	1,492,702
Liabilities and Stockholders' Equity
Floor plan notes payable	19,221	13,454
Floor plan notes payable: non-trade	569,027	568,130
Current maturities of long-term debt	7,066	8,182
Trade payables	48,645	41,589
Accrued liabilities	94,678	81,602
Liabilities related to assets held for sale	7,403	8,347
Total Current Liabilities	746,040	721,304
Long-term debt, less current maturities	218,172	286,876
Deferred revenue	40,774	33,589
Other long-term liabilities	27,063	22,832
Total Liabilities	1,032,049	1,064,601
Additional paid-in capital	20,401	12,399
Accumulated other comprehensive loss	(1,677)	(2,615)
Retained earnings	221,082	149,173
Total Stockholders' Equity	507,129	428,101
Total Liabilities and Stockholders' Equity	1,539,178	1,492,702
Common Class A [Member]
Liabilities and Stockholders' Equity
Common stock, value issued	267,004	268,801
Common Class B [Member]
Liabilities and Stockholders' Equity
Common stock, value issued	$ 319	$ 343