Property Casualty Loss and Loss Expenses (Tables)

6 Months Ended

Jun. 30, 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 June 30,						Six months ended June 30,
	2014			2013			2014			2013
Gross loss and loss expense reserves, beginning   of period	$	4,323		$	4,173		$	4,241		$	4,169
Less reinsurance receivable	289			349			299			356
Net loss and loss expense reserves, beginning of   period	4,034			3,824			3,942			3,813
Net incurred loss and loss expenses related to:
Current accident year	773			675			1,478			1,209
Prior accident years	(66		)	(92		)	(95		)	(102		)
Total incurred	707			583			1,383			1,107
Net paid loss and loss expenses related to:
Current accident year	309			249			506			370
Prior accident years	306			272			693			664
Total paid	615			521			1,199			1,034
Net loss and loss expense reserves, end of period	4,126			3,886			4,126			3,886
Plus reinsurance receivable	282			333			282			333
Gross loss and loss expense reserves, end of   period	$	4,408		$	4,219		$	4,408		$	4,219