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Note 11 - Subsequent Event (Details) (Subsequent Event [Member], USD $)
In Millions, except Share data, unless otherwise specified
1 Months Ended
Nov. 05, 2013
Subsequent Event [Member]
 
Note 11 - Subsequent Event (Details) [Line Items]  
Stock Repurchased During Period, Shares (in Shares) 28,000
Payments for Repurchase of Common Stock $ 0.2
Stock Repurchase Program, Remaining Authorized Repurchase Amount $ 7.1