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Note 12 - Income Taxes and Deferred Tax Asset/Liability (Details) - Summary Reconciliation Reported Amount of Income Tax Expense to the Amount of Income Tax Expense Under Federal Statutory Tax Rates (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Summary Reconciliation Reported Amount of Income Tax Expense to the Amount of Income Tax Expense Under Federal Statutory Tax Rates [Abstract]      
Tax expense (benefit) at the U.S. federal statutory rate $ (24,081) $ 5,997 $ (18,101)
Tax expense (benefit) at the U.S. federal statutory rate 35.00% 35.00% 35.00%
State tax based on income, net of refunds and federal benefits (1,280) (58) (573)
State tax based on income, net of refunds and federal benefits 1.80% (0.30%) 1.10%
Taxes on subsidiaries’ and joint ventures’ earnings allocated to noncontrolling interests owners (1,375) (5,938) (444)
Taxes on subsidiaries’ and joint ventures’ earnings allocated to noncontrolling interests owners 2.00% (34.70%) 0.90%
Tax benefits of Domestic Production Activities Deduction   (84) (202)
Tax benefits of Domestic Production Activities Deduction   (0.50%) 0.40%
Impairment associated with goodwill that is not amortizable for tax     2,603
Impairment associated with goodwill that is not amortizable for tax     (5.00%)
Valuation Allowance 28,215    
Valuation Allowance (41.00%)    
Non-taxable interest income (195) (529) (376)
Non-taxable interest income 0.30% (3.10%) 0.70%
Other permanent differences (62) 33 81
Other permanent differences 0.10% 0.20% (0.20%)
Income tax expense (benefit) $ 1,222 $ (579) $ (17,012)
Income tax expense (benefit) (1.80%) (3.40%) 32.90%