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Note 15 - Commitments and Contingencies (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Commitments and Contingencies Disclosure [Abstract]    
Operating Leases Maximum Expiration Period 10 years  
Operating Leases, Rent Expense $ 2,601,000 $ 2,458,000
Purchase Obligation $ 6,062,000