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Note 1 - Summary of Business and Significant Accounting Policies (Detail) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2013 | Dec. 31, 2013
Ownership Interest In Joint Venture | 50.00% |
Owenership Interest In Subsidiary | 50.00% |
Estimated Construction Revenues, Before Tax (in Dollars) | $ 4,300,000 |
Estimated Construction Revenue, Net Of Tax (in Dollars) | 2,800,000 |
Estimated Construction Revenue Per Diluted Share (in Dollars per share) | $ 0.17 |
Contract Receivable Discounted Percentage | 4.25% |
Interest Revenue (Expense), Net (in Dollars) | 52,000 |
Mortgage Loans on Real Estate (in Dollars) | $ 244,000 | $ 262,000
Mortgage Loans on Real Estate, Interest Rate | 3.50% |
Myers & Sons Construction L.P. [Member] |  |
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Percentage | 50.00% |
Minimum [Member] |  |
Revenue Recognition Percentage of Completion Range | 12 months |
Maximum [Member] |  |
Revenue Recognition Percentage of Completion Range | 36 months |

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- Definition Total carrying amount of mortgage loans as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29.6) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section S99 -Paragraph 6 -Subparagraph (SX 210.5-04.(c) Schedule IV) -URI http://asc.fasb.org/extlink&oid=6882300&loc=d3e5864-122674 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 29 -Article 12 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph c -Subparagraph Schedule IV -Article 5 + Details
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