XML 107 R131.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 17 - Other Postretirement Benefits (Details) - Weighted-average Assumed Healthcare Cost Trend Rates Used to Compute Other Post Retirement Amounts (Successor [Member])
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Successor [Member]
   
Note 17 - Other Postretirement Benefits (Details) - Weighted-average Assumed Healthcare Cost Trend Rates Used to Compute Other Post Retirement Amounts [Line Items]    
Healthcare cost trend 6.47%us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
6.51%us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) 4.65%us-gaap_DefinedBenefitPlanUltimateHealthCareCostTrendRate
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
5.00%us-gaap_DefinedBenefitPlanUltimateHealthCareCostTrendRate
/ us-gaap_StatementScenarioAxis
= us-gaap_SuccessorMember
Year that the rate reaches the ultimate trend rate 2021 2020