Property Casualty Loss and Loss Expenses (Tables)

3 Months Ended

Mar. 31, 2014

Premiums Written, Net [Abstract]

Consolidated Property Casualty Loss And Loss Expense Reserves

This table summarizes activity for our consolidated property casualty loss and loss expense reserves:

(In millions)	Three months ended March 31,
	2014			2013
Gross loss and loss expense reserves, beginning of period	$	4,241		$	4,169
Less reinsurance receivable	299			356
Net loss and loss expense reserves, beginning of period	3,942			3,813
Net incurred loss and loss expenses related to:
Current accident year	705			534
Prior accident years	(29		)	(10		)
Total incurred	676			524
Net paid loss and loss expenses related to:
Current accident year	197			121
Prior accident years	387			392
Total paid	584			513
Net loss and loss expense reserves, end of period	4,034			3,824
Plus reinsurance receivable	289			349
Gross loss and loss expense reserves, end of period	$	4,323		$	4,173