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Note 10 - Discontinued Operations (Detail) - Assets and Related Liabilities Held for Sale (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Assets held for sale $ 12,996 $ 12,579
Floor plan notes payable 8,662 8,347
Inventory [Member]
   
Assets held for sale 9,828 9,412
Property, Plant and Equipment [Member]
   
Assets held for sale 1,103 1,102
Intangible Assets [Member]
   
Assets held for sale $ 2,065 $ 2,065