XML 31 R89.htm IDEA: XBRL DOCUMENT v2.4.1.9
Subsequent Event (Details) (Line of credit, USD $)
In Millions, unless otherwise specified
0 Months Ended
Mar. 21, 2014
Mar. 23, 2015
Subsequent Event [Line Items]    
Line of credit facility additional borrowing capacity seasonal overadvance A $ 15.0emax_LineOfCreditFacilityAdditionalBorrowingCapacitySeasonalOveradvanceA  
Line of credit facility additional borrowing capacity seasonal overadvance B 9.0emax_LineOfCreditFacilityAdditionalBorrowingCapacitySeasonalOveradvanceB  
Line of credit facility additional borrowing capacity seasonal overadvance C 6.0emax_LineOfCreditFacilityAdditionalBorrowingCapacitySeasonalOveradvanceC  
Seasonal Overadvance A
   
Subsequent Event [Line Items]    
Line of credit facility additional borrowing capacity seasonal overadvance A 15.0emax_LineOfCreditFacilityAdditionalBorrowingCapacitySeasonalOveradvanceA
/ us-gaap_DebtInstrumentAxis
= emax_SeasonalOveradvanceAMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Debt covenant, required fixed charge coverage ratio 1.00emax_DebtConvenantRequiredFixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= emax_SeasonalOveradvanceAMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Seasonal Overadvance B
   
Subsequent Event [Line Items]    
Line of credit facility additional borrowing capacity seasonal overadvance B 9.0emax_LineOfCreditFacilityAdditionalBorrowingCapacitySeasonalOveradvanceB
/ us-gaap_DebtInstrumentAxis
= emax_SeasonalOveradvanceBMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Debt covenant, required fixed charge coverage ratio 1.00emax_DebtConvenantRequiredFixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= emax_SeasonalOveradvanceBMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Seasonal Overadvance C
   
Subsequent Event [Line Items]    
Line of credit facility additional borrowing capacity seasonal overadvance C 6.0emax_LineOfCreditFacilityAdditionalBorrowingCapacitySeasonalOveradvanceC
/ us-gaap_DebtInstrumentAxis
= emax_SeasonalOveradvanceCMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Subsequent Event | Maximum    
Subsequent Event [Line Items]    
Debt covenant, required fixed charge coverage ratio   1.00emax_DebtConvenantRequiredFixedChargeCoverageRatio
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Subsequent Event | Alternate Seasonal Overadvance (Type B)    
Subsequent Event [Line Items]    
Minimum consolidated adjusted 2015 EBITDA   52.0emax_Minimumconsolidatedadjusted2015EBITDA
/ us-gaap_DebtInstrumentAxis
= emax_AlternateSeasonalOveradvanceTypeBMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Seasonal overadvance fee   20.00%emax_SeasonalOveradvanceFee
/ us-gaap_DebtInstrumentAxis
= emax_AlternateSeasonalOveradvanceTypeBMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Subsequent Event | Alternate Seasonal Overadvance (Type B) | Minimum    
Subsequent Event [Line Items]    
Debt covenant, required fixed charge coverage ratio   0.85emax_DebtConvenantRequiredFixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= emax_AlternateSeasonalOveradvanceTypeBMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Subsequent Event | Alternate Seasonal Overadvance (Type B) | Maximum    
Subsequent Event [Line Items]    
Debt covenant, required fixed charge coverage ratio   1.00emax_DebtConvenantRequiredFixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= emax_AlternateSeasonalOveradvanceTypeBMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Subsequent Event | Alternate Seasonal Advance (Type A)    
Subsequent Event [Line Items]    
Seasonal overadvance fee   0.00%emax_SeasonalOveradvanceFee
/ us-gaap_DebtInstrumentAxis
= emax_AlternateSeasonalAdvanceTypeAMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Subsequent Event | Alternate Seasonal Advance (Type A) | Minimum    
Subsequent Event [Line Items]    
Debt covenant, required fixed charge coverage ratio   1.00emax_DebtConvenantRequiredFixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= emax_AlternateSeasonalAdvanceTypeAMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember