XML 159 R89.htm IDEA: XBRL DOCUMENT v3.6.0.2
Reserves for Unpaid Losses and Loss Adjustment Expenses Level 4 P&C Liabilities for Unpaid Losses and Loss Adjustment Expenses (Details) - USD ($)
$ in Millions
 12 Months Ended
Jul. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]                
Beginning liabilities for unpaid losses and loss adjustment expenses, gross   $ 27,713            
Reinsurance Recoverable for Unpaid Claims and Claims Adjustments         $ 298 $ 550    
Less payment                
Ending liabilities for unpaid losses and loss adjustment expenses, gross   27,605 $ 27,713          
Reinsurance Recoverables, Including Reinsurance Premium Paid         23,311 23,189    
Property, Liability and Casualty Insurance Product Line [Member]                
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]                
Beginning liabilities for unpaid losses and loss adjustment expenses, gross   21,825 21,806 $ 21,704        
Reinsurance Recoverable for Unpaid Claims and Claims Adjustments         2,776 2,882 $ 3,041 $ 3,028
Beginning liabilities for unpaid losses and loss adjustment expenses, net   19,057 18,943 18,765 19,057 18,943 18,765 $ 18,676
Add provision for unpaid losses and loss adjustment expenses                
Current Year Claims and Claims Adjustment Expense   6,990 6,647 6,572        
Prior years   (457) (250) (228)        
Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims   7,447 6,897 6,800        
Less payment                
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year   2,749 2,653 2,639        
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years   4,219 4,066 4,072        
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid   6,968 6,719 6,711        
Ending liabilities for unpaid losses and loss adjustment expenses, net   19,057 18,943 18,765        
Ending liabilities for unpaid losses and loss adjustment expenses, gross   21,833 $ 21,825 $ 21,806        
Reinsurance Recoverables, Including Reinsurance Premium Paid         2,373 $ 2,515 $ 2,730  
Maxum [Domain]                
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]                
Liability for Unpaid Claims and Claims Adjustment Expense, Business Acquisitions $ 122              
P&C Runoff Subsidiaries [Member]                
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]                
Beginning liabilities for unpaid losses and loss adjustment expenses, net   487     $ 487      
Less payment                
Ending liabilities for unpaid losses and loss adjustment expenses, net   $ 487