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Note 1 - Summary of Business and Significant Accounting Policies (Details) (USD $) In Millions, except Per Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2014 | Dec. 31, 2013
Note 1 - Summary of Business and Significant Accounting Policies (Details) [Line Items] |  |
Ownership Interest In Joint Venture | 50.00% |
Owenership Interest In Subsidiary | 50.00% |
Estimated Construction Revenues, Before Tax (in Dollars) | $ 2.7 |
Estimated Construction Revenue Per Diluted Share (in Dollars per share) | $ 0.16 |
Contract Receivable Discounted Percentage | 4.25% |
Interest Revenue (Expense), Net (in Dollars) | 0.1 |
Mortgage Loans on Real Estate (in Dollars) | 0.2 | 0.2
Mortgage Loans on Real Estate, Interest Rate |  | 3.50%
Notes Payable, Noncurrent (in Dollars) | $ 0.4 |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum | 4.24% |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum | 6.29% |
Myers & Sons Construction L.P. [Member] |  |
Note 1 - Summary of Business and Significant Accounting Policies (Details) [Line Items] |  |
Owenership Interest In Subsidiary |  | 50.00%
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Percentage |  | 50.00%
Minimum [Member] |  |
Note 1 - Summary of Business and Significant Accounting Policies (Details) [Line Items] |  |
Revenue Recognition Percentage of Completion Range | 12 months |
Debt Instrument Payment Term | 3 years |
Maximum [Member] |  |
Note 1 - Summary of Business and Significant Accounting Policies (Details) [Line Items] |  |
Revenue Recognition Percentage of Completion Range | 36 months |
Debt Instrument Payment Term | 5 years |

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