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Note 20 - Other Postretirement Benefits (Details) - Weighted-average Assumptions Used to Determine the Net Benefit Obligations (Other Postretirement Benefit Plans [Member])
Dec. 31, 2013
Successor [Member]
Aug. 31, 2013
Predecessor [Member]
Dec. 31, 2012
Predecessor [Member]
Note 20 - Other Postretirement Benefits (Details) - Weighted-average Assumptions Used to Determine the Net Benefit Obligations [Line Items]      
Discount rate 4.24% 4.02% 2.97%
Salary increase rate 2.50% 2.50% 2.50%