Annual report pursuant to Section 13 and 15(d)

Nature of Business and Significant Accounting Policies (Revenue) (Details)

v2.4.1.9
Nature of Business and Significant Accounting Policies (Revenue) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Accounting Policies [Abstract]    
Prepaid Expense, Current $ 0.4us-gaap_DeferredCostsCurrent $ 2.3us-gaap_DeferredCostsCurrent
Amortization of Deferred Charges 0.9us-gaap_AmortizationOfDeferredCharges  
Cost of Reimbursable Expense $ 27.4us-gaap_CostOfReimbursableExpense $ 30.8us-gaap_CostOfReimbursableExpense