XML 84 R51.htm IDEA: XBRL DOCUMENT v2.4.1.9
Fair Value of Financial Instruments Fair Value of Financial Instruments(Details) (USD $)
Dec. 31, 2014
Fair Value Disclosures [Abstract]  
Debt Instrument, Interest Rate, Stated Percentage 6.75%us-gaap_DebtInstrumentInterestRateStatedPercentage
Senior unsecured notes payable $ 207,000,000us-gaap_NotesPayableFairValueDisclosure
Face Amount $ 200,000,000us-gaap_DebtInstrumentFaceAmount