Note 6 - Credit Facilities and Long-Term Debt (Detail) - Credit Facilities and Long-term Debt (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011
New vehicle floor plan commitment (1) (2)	$ 568,130	[1],[2]	$ 229,180
Floor plan notes payable (2)	13,454	[2]	114,760
Total floor plan debt	581,584		343,940
Real estate mortgages	192,928		194,404
Other debt	2,776		5,470
Total debt	876,642		630,814
Used Vehicle Inventory Financing [Member]
Credit facility	78,309
Line of Credit [Member]
Credit facility	$ 21,045		$ 87,000

[1] We have a $575 million new vehicle floor plan commitment as part of our credit facility.

[2] At December 31, 2012, an additional $6.9 million of floor plan notes payable outstanding on our new vehicle floor plan commitment and $1.4 million of floor plan notes payable on vehicles designated as service loaners are recorded as liabilities related to assets held for sale.