Accrued Expenses And Other Payables (Details) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Accrued Liabilities and Other Liabilities [Abstract]
Derivative Liability	$ 1,437	$ 605
Reinsurance Payable	135	425
Liability for Claims and Claims Adjustment Expense	315	459
Deferred Credits and Other Liabilities	369	1,152
Accrued expenses and other payables	1,287	1,472
Total accrued expenses and other payables	$ 3,543	$ 4,113