v2.4.1.9
Quarterly Financial Information (Unaudited) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Quarterly Financial Information (Unaudited) (Details) [Line Items]          
Non-cash long-lived asset impairment charge $ 1,778us-gaap_OtherAssetImpairmentCharges   $ 1,778us-gaap_OtherAssetImpairmentCharges $ 0us-gaap_OtherAssetImpairmentCharges $ 0us-gaap_OtherAssetImpairmentCharges
Loss on Extinguishment of Debt   458us-gaap_GainsLossesOnExtinguishmentOfDebt (458)us-gaap_GainsLossesOnExtinguishmentOfDebt 0us-gaap_GainsLossesOnExtinguishmentOfDebt 0us-gaap_GainsLossesOnExtinguishmentOfDebt
Estimated Litigation Liability, Current 2,183us-gaap_LitigationReserveCurrent   2,183us-gaap_LitigationReserveCurrent 4,000us-gaap_LitigationReserveCurrent  
General and Administrative Expense [Member]          
Quarterly Financial Information (Unaudited) (Details) [Line Items]          
Estimated Litigation Liability, Current       $ 4,000us-gaap_LitigationReserveCurrent
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember