Note 15 - Equity Incentive Plan (Details) (USD $)
0 Months Ended 3 Months Ended 6 Months Ended
Jul. 12, 2013
Sep. 30, 2013
Sep. 30, 2013
Share-based Arrangements with Employees and Nonemployees [Abstract]      
Employee Stock Ownership Plan (ESOP), Number of Allocated Shares (in Shares) 2,500,000    
Stock Issued During Period, Shares, Employee Stock Ownership Plan (in Shares) 1,660,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price (in Dollars per share) $ 8.10    
Employee Stock Ownership Plan (ESOP), Compensation Expense (in Dollars)     $ 366,308
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized (in Dollars)   $ 6,279,000 $ 6,279,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term   6 years 6 months  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate   48.90%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate   0.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate   1.97%