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Summary Of Accounting Policies And Accounting Changes (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Accounting Policy Disclosures [Line Items]      
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) $ 1.4    
Traditional Life, Interest Rate, Low End 3.00%    
Traditional Life, Interest Rate, High End 7.00%    
Impairment of P&C Customer Relationships Acquired 0 0 13.5
Life Insurance Product Line [Member]
      
Accounting Policy Disclosures [Line Items]      
Present Value of Future Insurance Profits 41.2 46.4  
Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year One 4.6    
Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Two 4.2    
Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Three 3.7    
Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Four 3.2    
Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Five 2.9    
Property and Casualty Insurance [Member]
      
Accounting Policy Disclosures [Line Items]      
Present Value of Future Insurance Profits $ 15.8 $ 18.7