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Outsourcing Services Agreement (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Outsourcing Services Agreement [Abstract]    
Outsourced corporate staff costs $ 3.6bcc_OutsourcedCorporateStaffCosts $ 3.9bcc_OutsourcedCorporateStaffCosts