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Note 16 - Weighted-average Assumptions Used to Determine Net Pension (Income) Expenses (Details)
4 Months Ended 8 Months Ended 12 Months Ended
Dec. 31, 2013
Aug. 31, 2013
Dec. 31, 2015
Dec. 31, 2014
Successor [Member] | UNITED STATES        
Weighted Average Assumptions Used To Determine Net Pension Income Expenses [Line Items]        
Discount rate 4.25%   3.50% 4.19%
Salary increase rate 3.39%   3.34% 3.37%
Expected long-term rate of return on plan assets 8.20%   7.40% 7.63%
Successor [Member] | Non-U.S. [Member]        
Weighted Average Assumptions Used To Determine Net Pension Income Expenses [Line Items]        
Discount rate 3.33%   2.09% 3.34%
Salary increase rate 2.77%   1.95% 2.62%
Expected long-term rate of return on plan assets 5.54%   4.69% 4.93%
Predecessor [Member] | UNITED STATES        
Weighted Average Assumptions Used To Determine Net Pension Income Expenses [Line Items]        
Discount rate   3.52%    
Salary increase rate   3.40%    
Expected long-term rate of return on plan assets   8.12%    
Predecessor [Member] | Non-U.S. [Member]        
Weighted Average Assumptions Used To Determine Net Pension Income Expenses [Line Items]        
Discount rate   3.63%    
Salary increase rate   2.79%    
Expected long-term rate of return on plan assets   6.66%