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Note 11 - Variable Interest Entities (Detail) - Summary financial information of Myers included int consolidated balance sheet: (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012 | Mar. 31, 2012 | Dec. 31, 2011
--- | --- | --- | --- | ---
Current assets: |  |  |  |
Cash and cash equivalents | $ 4,154 | $ 3,142 | $ 16,610 | $ 16,371
Contracts receivable, including retainage | 64,391 | 70,815 |  |
Other current assets | 8,194 | 4,459 |  |
Total current assets | 149,243 | 164,758 |  |
Property and equipment, net | 101,902 | 102,308 |  |
Goodwill | 54,820 | 54,820 |  |
Total assets | 316,147 | 331,510 |  |
Current liabilities: |  |  |  |
Accounts payable | 54,051 | 47,796 |  |
Total current liabilities | 2,700 | 2,691 |  |
Variable Interest Entity, Primary Beneficiary [Member] |  |  |  |
Current assets: |  |  |  |
Cash and cash equivalents | 3,153 | 7,164 |  |
Contracts receivable, including retainage | 2,490 | 2,866 |  |
Other current assets | 4,102 | 1,214 |  |
Total current assets | 9,745 | 11,244 |  |
Property and equipment, net | 4,933 | 3,041 |  |
Goodwill | 1,501 | 1,501 |  |
Total assets | 16,179 | 15,786 |  |
Current liabilities: |  |  |  |
Accounts payable | 6,521 | 4,627 |  |
Other current liabilities | 4,414 | 6,283 |  |
Total current liabilities | 10,935 | 10,910 |  |
Long-term liabilities: |  |  |  |
Total liabilities | $ 10,935 | $ 10,910 |  |

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