XML 126 R80.htm IDEA: XBRL DOCUMENT v2.4.1.9
Debt Obligations (Senior Notes Narrative) (Details) (USD $)
Oct. 10, 2014
Sep. 02, 2014
Oct. 31, 2012
Feb. 29, 2012
First Priority Notes [Member]        
Debt Instrument [Line Items]        
Debt principal amount $ 262,500,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= end_FirstPriorityNotesMember		   $ 54,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= end_FirstPriorityNotesMember		 $ 350,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= end_FirstPriorityNotesMember
Interest rate   12.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= end_FirstPriorityNotesMember		   12.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= end_FirstPriorityNotesMember
Second Priority Notes [Member]        
Debt Instrument [Line Items]        
Debt principal amount       $ 150,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= end_SecondPriorityNotesMember
Interest rate   12.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= end_SecondPriorityNotesMember