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Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets $ 16,450 $ 16,798
Cash and Cash Equivalents [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets 4,590 4,440
US Government Agencies Debt Securities [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets   549
State and Municipal [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets   470
Corporate Debt Securities [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets   3,398
Mutual Funds [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets 1,427 3,596
Corporate Stocks [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets 1,093 3,329
Exchange Traded Funds [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets 9,164 287
Foreign Equities [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets 173 694
Accrued Interest Receivable [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets 1 30
Other Plan Assets [Member]
    
Note 16 - Benefit Plans (Details) - Fair Value of Pension Plan Assets by Major Category [Line Items]    
Total assets $ 2 $ 5