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Note 16 - Related Party Transactions (Details) (USD $) | 12 Months Ended | 9 Months Ended |  | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 Sale of Nissan, Volkswagen and BMW Stores [Member] | Mar. 27, 2012 Sale of Nissan, Volkswagen and BMW Stores [Member] | Dec. 31, 2013 Sale of Land [Member] | Dec. 31, 2012 Remaining 20% Interest [Member] | Dec. 31, 2013 Remaining 20% Interest [Member] | Mar. 27, 2012 Remaining 20% Interest [Member]
Note 16 - Related Party Transactions (Details) [Line Items] |  |  |  |  |  |  |  |
Related Party Transaction, Sale Ownership Percentage |  |  |  | 80.00% |  |  |  |
Related Party Transaction, Amounts of Transaction |  |  | $ 9,600,000 |  | $ 4,200,000 |  |  |
Proceeds from Divestiture of Businesses, Net of Cash Divested | 6,618,000 | 23,838,000 | 2,900,000 |  |  |  |  |
Noncash or Part Noncash Divestiture, Amount of Consideration Received | 6,712,000 | 1,784,000 | 6,700,000 |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  | 700,000 |  |  |  |  |
Agreement, Purchase Price Intangible Assets |  |  | 1,200,000 |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  | 20.00% |  |  |  |
Equity Method Investments |  |  |  |  |  |  | 1,200,000 | 800,000
Income (Loss) from Equity Method Investments |  |  |  |  |  | 200,000 |  |
Gain (Loss) on Disposition of Assets |  |  |  |  | $ 2,500,000 |  |  |

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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=16385135&loc=d3e33749-111570 + Details
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- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2443-110228 + Details
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- Definition This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=16385135&loc=d3e33749-111570 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.12) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 7 + Details
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