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Note 12 - Income Taxes and Deferred Tax Asset/Liability (Details) - Deferred Tax Assets and Liabilities (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Assets related to:    
Valuation allowance for deferred tax assets $ (28,200)  
Liabilities related to:    
Net asset   1,803
Net asset   2,973
Current [Member]
    
Assets related to:    
Accrued compensation and other 265 1,803
Deferred revenue 6,993  
Valuation allowance for deferred tax assets (7,258)  
Liabilities related to:    
Net asset   1,803
Long-Term [Member]
    
Assets related to:    
Accrued compensation and other 451 0
Amortization and impairment of goodwill 11,108 13,181
Accreted interest to put 985 939
Contingency on lawsuit 106 130
Noncontrolling interest 1,439 915
Revaluation of put/call liabilities 5,127 2,194
Net operating loss carryforwards 18,302  
Valuation allowance for deferred tax assets (23,773)  
Liabilities related to:    
Depreciation of property and equipment (12,669) (13,615)
Other (1,076) (771)
Net asset   $ 2,973