Note 16 - Benefit Plans (Details) - The Company’s Pension Plan Weighted-Average Asset Allocations
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Note 16 - Benefit Plans (Details) - The Company’s Pension Plan Weighted-Average Asset Allocations [Line Items]    
Actual 100.00% 100.00%
Target 100.00% 100.00%
Equity Securities [Member]
   
Note 16 - Benefit Plans (Details) - The Company’s Pension Plan Weighted-Average Asset Allocations [Line Items]    
Actual 64.50% 59.90%
Target 60.00% 60.00%
Debt Securities [Member]
   
Note 16 - Benefit Plans (Details) - The Company’s Pension Plan Weighted-Average Asset Allocations [Line Items]    
Actual 35.50% 40.10%
Target 40.00% 40.00%