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Note 11 - Subsequent Event (Details) (Subsequent Event [Member], USD $)
In Millions, except Share data, unless otherwise specified
1 Months Ended
Aug. 01, 2014
Subsequent Event [Member]
 
Note 11 - Subsequent Event (Details) [Line Items]  
Stock Repurchased During Period, Shares (in Shares) 225,000
Stock Repurchased During Period, Value $ 2.5
Stock Repurchase Program, Remaining Authorized Repurchase Amount $ 3.9