Note 14 - Subsequent Events (Details) (USD $)
0 Months Ended 0 Months Ended
Apr. 08, 2011
Jul. 12, 2013
Subsequent Event [Member]
The 2013 Equity Incentive Plan [Member]
Aug. 02, 2013
Subsequent Event [Member]
Note 14 - Subsequent Events (Details) [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized   2,500,000  
Stock Issued During Period, Shares, New Issues     5,000,000
Shares Issued, Price Per Share (in Dollars per share)     $ 8.00
Underwriters' Discount, Price Per Share (in Dollars per share)     $ 0.56
Proceeds from Issuance Initial Public Offering (in Dollars) $ 82,566,000   $ 36,300,000
Number of Days Granted to Underwriters to Purchase Additional Shares to Cover Over-Allotments     45 days
Number of Shares Could Be Purchased by Underwriters to Cover Over-Allotments     750,000
Repayments of Senior Debt (in Dollars)     $ 10,000,000