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Note 1 - Summary of Significant Accounting Policies (Details Textual)
3 Months Ended 12 Months Ended
Jun. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Jun. 30, 2015
USD ($)
Banking Services [Member]      
Number of Stores 20    
Lending Services [Member]      
Number of Stores 5    
Servicing Contracts [Member]      
Other Intangible Assets, Net $ 0 $ 0 $ 0
Computer Software, Intangible Asset [Member] | Minimum [Member]      
Property, Plant and Equipment, Useful Life 3 years    
Computer Software, Intangible Asset [Member] | Maximum [Member]      
Property, Plant and Equipment, Useful Life 5 years    
Minimum [Member] | Furniture and Fixtures [Member]      
Property, Plant and Equipment, Useful Life 3 years    
Minimum [Member] | Building and Building Improvements [Member]      
Property, Plant and Equipment, Useful Life 5 years    
Minimum [Member]      
Loan Period 30 days    
Maximum [Member] | Furniture and Fixtures [Member]      
Property, Plant and Equipment, Useful Life 7 years    
Maximum [Member] | Building and Building Improvements [Member]      
Property, Plant and Equipment, Useful Life 20 years    
Maximum [Member]      
Loan Period 90 days    
Risk Level, High [Member] | Eagle Commercial Ventures, LLC [Member]      
Number of Higher Risk Lending Transactions Outstanding 4 4  
Loans Receivable, Net $ 9,600,000 $ 9,200,000  
Goodwill, Impairment Loss   0  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 0    
Deferred Tax Assets, Valuation Allowance $ 0 $ 0 $ 0